[
  {
    "article_id": 362,
    "article_title": "Exercise-Induced Asthma",
    "section_id": "b0a43610cea0438291d7183cf41d7697",
    "section_title": "Managing EIB and Encouraging Activity",
    "variant": "clinical",
    "imperatives": 1,
    "content": "Physical activity is not restricted in children with asthma - participation is encouraged, and instead the specific activity or environment (for example, avoiding very cold, dry air) is adjusted as needed based on asthma severity. Two clinical patterns are distinguished: bronchospasm or poor endurance appearing during ordinary play, which signals poorly controlled persistent asthma and calls for starting or stepping up daily controller therapy; versus exercise-induced bronchospasm as the sole manifestation in an otherwise well-controlled child, for which pre-exercise treatment with a SABA or a leukotriene modifier taken shortly before vigorous activity is usually sufficient. Symptoms typically peak 5-10 minutes after stopping exercise and resolve over the next 20-30 minutes, which is useful for setting expectations with families and coaches about timing around practices and competitions."
  },
  {
    "article_id": 363,
    "article_title": "Gastroesophageal Reflux Disease",
    "section_id": "848eb4bc655c4086ac80218902089111",
    "section_title": "Distinguishing physiologic reflux from disease",
    "variant": "clinical",
    "imperatives": 1,
    "content": "In an infant with frequent, effortless regurgitation who is otherwise well and gaining weight normally, the family is reassured that this is physiologic GER, typically peaking around 3-4 months and resolving by 12-18 months in the great majority of cases as the lower esophageal sphincter matures and the diet shifts to solids. The label GERD, and further workup, is reserved for infants or children with troublesome symptoms or complications: esophagitis-type symptoms (heartburn, regurgitation with discomfort), poor weight gain or [[246|growth failure]], or extraesophageal features such as [[199|chronic cough]], hoarseness, wheezing, or recurrent/chronic rhinosinusitis, especially in a child with a history of reflux as an infant. In an older child, specific questions are asked about regurgitation into the mouth, heartburn, and dysphagia, which are the adult-type symptoms typical at this age."
  },
  {
    "article_id": 363,
    "article_title": "Gastroesophageal Reflux Disease",
    "section_id": "a97abf03653e4f339430d64c47aeff92",
    "section_title": "Stepwise management",
    "variant": "clinical",
    "imperatives": 2,
    "content": "Treatment starts with nonpharmacologic measures in infants: feed volumes are reduced, feeds are thickened, and the infant is positioned upright after feeding. In older children, avoidance of foods that trigger symptoms and small, frequent meals are recommended. If symptoms persist or complications (esophagitis) are suspected, acid suppression (e.g., a proton pump inhibitor) is added and a prokinetic is considered if gastroparesis is present; esophagitis is confirmed with endoscopy and biopsy rather than treated empirically indefinitely. Fundoplication is reserved for medically refractory GERD, and alternative causes of recurrent vomiting (by age: gastroenteritis, intussusception, increased intracranial pressure, cyclic vomiting, eosinophilic esophagitis in younger children; functional dyspepsia, appendicitis, IBD, pregnancy, or disordered eating in adolescents) are ruled out before surgery is considered. Targeted testing (24-hour pH/impedance study, endoscopy, sweat chloride, bronchoscopy, or chest imaging) is pursued when the presentation is atypical, symptoms are severe, or the child is under 6 months with unexplained wheezing, rather than assuming reflux is the cause without evidence."
  },
  {
    "article_id": 364,
    "article_title": "Fetal Alcohol Syndrome",
    "section_id": "503ef43147d14dbfb4bd411fa7160013",
    "section_title": "Counseling and Long-Term Management",
    "variant": "clinical",
    "imperatives": 1,
    "content": "Every pregnant patient is counselled that no amount of alcohol during pregnancy is considered safe, and that FAS/FASD is entirely preventable through abstinence - this is the single most impactful prevention message available. For a child already diagnosed anywhere on the FASD spectrum, expectations are set that neurocognitive and behavioral problems are lifelong, but that early recognition and therapy can meaningfully improve outcomes. Co-occurring environmental adversity is addressed actively, since behavioral problems in children with FASD are often worsened by the same factors that may have contributed to the mother's alcohol use - toxic stress, neglect or abuse, domestic violence, homelessness, and family discord - so families are connected with appropriate psychosocial support alongside developmental and educational services."
  },
  {
    "article_id": 364,
    "article_title": "Fetal Alcohol Syndrome",
    "section_id": "6228725338cc4b45a5de46b2e4576566",
    "section_title": "Recognizing and Diagnosing FAS",
    "variant": "clinical",
    "imperatives": 2,
    "content": "FAS is suspected in a small-for-gestational-age newborn with poor catch-up growth, abnormal tone (increased or decreased), irritability, or tremulousness, and is confirmed using the full 4-part diagnostic framework rather than facial gestalt alone: at least 2 of 3 facial anomalies (short palpebral fissures at or below the 10th percentile, thin upper lip, smooth philtrum), growth at or below the 10th percentile (prenatal or postnatal), at least 1 structural or functional brain abnormality (small head circumference, or unexplained recurrent nonfebrile seizures), and neurobehavioral impairment. The diagnosis can be made with or without confirmed maternal alcohol use, but it is reserved for infants with a genuine history of substantial in-utero alcohol exposure plus the characteristic features - \"fetal alcohol effects\" is not applied loosely to children with developmental disorders who lack the clinical stigmata. Screening is directed specifically at associated structural anomalies (present in about half of affected children), particularly cardiac, neural tube, and genitourinary defects. Because diagnosis is often missed until school age, suspicion is maintained in an older child who is thin, hyperactive, and shows fine-motor delay, especially with a history suggesting prenatal alcohol exposure."
  },
  {
    "article_id": 365,
    "article_title": "Group B Streptococcal Infection",
    "section_id": "49c40876efd2492ca4c4475232afa5b1",
    "section_title": "Recognizing early- versus late-onset disease",
    "variant": "clinical",
    "imperatives": 1,
    "content": "In a neonate presenting within the first week of life, especially within hours of delivery, with respiratory distress, apnea, or shock, early-onset GBS disease is considered — pneumonia with respiratory failure is common and can look like hyaline membrane disease on chest x-ray, and meningitis, while less common in this presentation (5-10% of cases), should still be considered. In an infant presenting between about 1 week and 3 months of age (typically 3-4 weeks) with fever, [[350|bacteremia]], or signs of meningitis, late-onset GBS disease is considered, which accounts for meningitis or occult bacteremia in about 30% of cases; focal infection (bone/joint swelling or pain, skin/soft tissue findings, respiratory symptoms) is also examined for, since [[175|osteomyelitis]], [[227|septic arthritis]], necrotizing fasciitis, pneumonia, adenitis, and [[353|cellulitis]] can all occur, albeit less commonly than bacteremia or meningitis. The diagnosis is confirmed by culturing blood, CSF, or a focal infection site, and white cell abnormalities like neutropenia support but do not confirm the diagnosis."
  },
  {
    "article_id": 366,
    "article_title": "Fragile X Syndrome",
    "section_id": "f5bdb368294e414ead311a03e720bc2f",
    "section_title": "When to Test for Fragile X Syndrome",
    "variant": "clinical",
    "imperatives": 1,
    "content": "Physical examination alone is not relied upon to screen for fragile X syndrome in a young child, since the characteristic craniofacial features (long face, prominent forehead, prognathism, large ears) and macro-orchidism typically do not become apparent until the second decade of life, and macro-orchidism is rare before age 6. Instead, a low threshold is kept for ordering fragile X DNA (CGG-repeat) analysis in any boy presenting with unexplained developmental delay, especially when accompanied by social anxiety, hyperactivity, gaze aversion, perseverative language, hand biting, or marked sensory hypersensitivity. Testing is also considered in girls with unexplained developmental delay or autism-spectrum features, since about 30% of girls with the full mutation show cognitive effects, generally milder than in boys. A thorough family history is taken, specifically asking about intellectual disability, premature ovarian failure, and adult-onset tremor/ataxia in relatives, since these can reflect premutation carriage elsewhere in the family and should prompt cascade genetic counseling."
  },
  {
    "article_id": 367,
    "article_title": "Heat Exhaustion",
    "section_id": "f30c3cf70b8c46d2beb2a2aa1e509dd7",
    "section_title": "Cooling and rehydration",
    "variant": "clinical",
    "imperatives": 1,
    "content": "The child is moved to a cool environment, excess clothing is removed, and active cooling is applied with fans and ice packs or ice water over the groin and axillae. Oral rehydration with electrolyte-containing fluids is given if tolerated; IV fluids are used if oral intake is not possible. Rectal temperature is monitored continuously during cooling, with active cooling stopped once the temperature falls below about 38.9°C (102°F) or the child begins shivering, to avoid overcooling. Close attention is paid to any sign of CNS dysfunction or hemodynamic instability during treatment, since this would indicate progression to heat stroke and the need for emergency transport and intensive care; families are reassured that full recovery is expected for heat exhaustion once appropriately treated. For prevention in returning athletes, the modifiable risk factors are addressed directly: acclimatization time is built in, adequate hydration and salt replacement are ensured, adequate recovery is scheduled between exercise bouts, and clothing/equipment that allows heat dissipation is chosen."
  },
  {
    "article_id": 367,
    "article_title": "Heat Exhaustion",
    "section_id": "6cea344f0b7a4196ad520bf9879ba6ee",
    "section_title": "Treatment",
    "variant": "long",
    "imperatives": 1,
    "content": "Treatment of heat exhaustion includes moving the child to a cool environment, removing excess clothing, cooling with fans, and applying ice over the groin and axillae (or an ice-water bath/ice packs); oral rehydration with electrolyte-containing fluids is preferred, with intravenous fluids reserved for those unable to tolerate oral intake. Rectal temperature is monitored throughout treatment and watched for signs of progression to heat stroke; active cooling is discontinued once temperature falls below about 38.9°C (102°F) or shivering occurs. If rapid improvement is not achieved, transport to an emergency facility is arranged, since heat stroke requires ICU-level care."
  },
  {
    "article_id": 368,
    "article_title": "Hypocalcemia",
    "section_id": "c14b20169c1745749d0b712a96f2e8ff",
    "section_title": "Bedside recognition and initial workup",
    "variant": "clinical",
    "imperatives": 1,
    "content": "In a neonate with hypotonia, jitteriness, tetany, clonus, seizures, respiratory distress, or [[138|feeding difficulty]], ionized calcium is checked (preferred over total calcium alone) and the timing of onset is noted: before 72 hours favors a transient, birth/pregnancy-related cause (prematurity, maternal diabetes, asphyxia, hypomagnesemia), while onset after the first week favors a more lasting pathology (hypoparathyroidism/DiGeorge, high-phosphate formula or cow's milk intake, severe maternal [[326|vitamin D deficiency]]). Dysmorphic features or congenital heart disease are looked for as clues to DiGeorge syndrome, and an ECG is obtained to check for QT prolongation. In an older child with irritability, lethargy, muscular twitching, tremulousness, or seizures, similar screening is performed, and phosphate, PTH, 25(OH)-D, and 1,25(OH)2-D are checked to localize the cause — and magnesium is always checked, since coexisting hypomagnesemia can make hypocalcemia refractory to treatment until corrected."
  },
  {
    "article_id": 368,
    "article_title": "Hypocalcemia",
    "section_id": "529d1b4dd06b4d7eb8415bde1943b949",
    "section_title": "Treatment approach",
    "variant": "clinical",
    "imperatives": 1,
    "content": "Most infants are managed conservatively with early nutrition and close monitoring, since the majority remain asymptomatic. Intravenous or oral calcium replacement is given for symptomatic neonates. For chronic hypocalcemia due to hypoparathyroidism, oral calcium salts, generally combined with vitamin D, are used as the preferred long-term approach. If hypocalcemia proves resistant to standard calcium/vitamin D replacement, magnesium status is checked and corrected before calcium therapy is escalated further. Breastfeeding is favored over formula where relevant, since formula feeding is associated with a higher rate of hypocalcemia in term infants, and high-phosphate cow's milk or formula is avoided in infants at risk for late-onset hypocalcemia."
  },
  {
    "article_id": 369,
    "article_title": "Glomerulonephritis",
    "section_id": "b4c21bea5df14009882eeec3713c35f6",
    "section_title": "Evaluating a Child with Suspected Glomerulonephritis",
    "variant": "clinical",
    "imperatives": 3,
    "content": "In a child with dark (cola- or tea-colored) urine, urinalysis and exam are checked for the full nephritic picture - [[187|hematuria]] with red blood cell casts, proteinuria, hypertension, and edema; RBC casts essentially confirm a glomerular/vasculitic source and exclude extrarenal bleeding. Serum C3 is checked as an early branch point: low C3 with elevated ASO/streptozyme supports APSGN (the most likely diagnosis in a 4-12-year-old with a preceding pharyngitis, otitis media, or skin infection 1-6 weeks earlier), while a normal C3 shifts the differential toward IgA nephropathy, ANCA vasculitis, or anti-GBM disease. Specific questions are asked about recurrent painless macroscopic hematuria, which points to IgA nephropathy but can also be an early presentation of Alport syndrome in the first decade of life. Admission is arranged for renal insufficiency, oliguria, or acute hypertension, with the latter managed aggressively with fluid/salt restriction and antihypertensive therapy; families are reassured that typical APSGN has an excellent prognosis, with most children recovering fully even though microscopic hematuria can linger for up to a year."
  },
  {
    "article_id": 369,
    "article_title": "Glomerulonephritis",
    "section_id": "cf1e6710cff640ee9b43b43414a186df",
    "section_title": "Recognizing Rapidly Progressive Disease",
    "variant": "clinical",
    "imperatives": 1,
    "content": "Urgent escalation is warranted when a child with GN shows a rapidly progressive course - worsening renal function, especially with anemia, marked hypertension, and edema out of proportion to a typical self-limited postinfectious picture - since this raises concern for RPGN or a crescentic process requiring biopsy and consideration of immunosuppression. Pulmonary hemorrhage in a child with glomerulonephritis is treated as a medical emergency suggesting anti-GBM disease (Goodpasture syndrome) or ANCA vasculitis, since delayed treatment can be fatal. For a child with biopsy-proven MPGN/C3 glomerulopathy or another chronic GN, care is coordinated with pediatric nephrology for immunosuppressive treatment, and families are counselled that response varies by the specific underlying mechanism rather than following one predictable course."
  },
  {
    "article_id": 370,
    "article_title": "Hair Loss",
    "section_id": "0b34c157149943b5a3abcc698ae0cf91",
    "section_title": "Working Up a Child with Hair Loss",
    "variant": "clinical",
    "imperatives": 3,
    "content": "Evaluation starts by classifying the pattern: diffuse versus circumscribed, and congenital versus acquired, since this framework (congenital diffuse, congenital localized, acquired diffuse, acquired localized) narrows the differential substantially. For circumscribed acquired hair loss, close examination looks for the three leading causes: a smooth, well-demarcated bald patch suggests [[346|alopecia areata]]; scaling with broken hairs (sometimes black dots) suggests [[339|tinea capitis]]; and hairs of variable, uneven length with an irregular pattern (crown, occipital, parietal areas), sometimes with scalp crusting, suggests trichotillomania. A Wood lamp exam is performed if tinea capitis is suspected, but a negative result does not exclude the diagnosis, since T. tonsurans - the dominant US cause - does not fluoresce; fungal culture/microscopy follows if suspicion remains. For diffuse hair loss, specific questions are asked about events 2-4 months prior (illness, surgery, childbirth, high fever, new medication, crash dieting, or major stress), since this history points to telogen effluvium, and reassurance is given that regrowth is expected over 6-12 months. Anagen effluvium is considered in any child on chemotherapy or radiation who develops hair loss."
  },
  {
    "article_id": 371,
    "article_title": "Influenza A",
    "section_id": "2bcf309fa79147ad966811fbaa76690d",
    "section_title": "Treatment decisions and safety",
    "variant": "clinical",
    "imperatives": 2,
    "content": "Antiviral treatment is started for any child hospitalized with presumed [[298|influenza]], any child with confirmed or suspected influenza and severe/complicated/progressive illness, any child at high risk for complications regardless of vaccination status, and any otherwise healthy child for whom the provider feels shortened symptom duration is clinically warranted. Acetaminophen or another nonsalicylate antipyretic is used for fever control — never aspirin or salicylate-containing products, given the risk of Reye syndrome. Patients are watched for, and counselled on, the range of possible complications: secondary bacterial infection (particularly pneumonia), sinusitis, otitis media, encephalitis, [[100|myocarditis]], myositis, and croup (which can be especially severe with influenza A) — and expectations are set that while the febrile illness usually resolves in 2-4 days and overall illness in 3-7 days, cough and subtle airway dysfunction can linger for weeks."
  },
  {
    "article_id": 372,
    "article_title": "Hiv Infection",
    "section_id": "64d5655a64f44e9495d06c4c2f4b9050",
    "section_title": "Managing the Child with Confirmed HIV",
    "variant": "clinical",
    "imperatives": 2,
    "content": "Long-term adherence to combination antiretroviral therapy is ensured, since consistent ART use is what has transformed pediatric HIV from a near-uniformly fatal diagnosis into a condition compatible with essentially normal childhood and survival into adulthood. Pneumocystis jirovecii pneumonia prophylaxis is added as indicated. Clinical stage and CD4+ T-lymphocyte count/percentage are tracked over time as the primary immunologic and prognostic markers in children under 13. Screening for hepatitis C coinfection is performed when relevant perinatal risk factors are present, using molecular (PCR) testing rather than relying on antibody testing alone, since some coinfected children do not seroconvert. The psychosocial dimension is addressed proactively - families are guided on disclosure timing and content for the child and siblings, confidentiality is safeguarded, and structured adherence support is provided, since these factors are as important to long-term outcomes as the antiretroviral regimen itself."
  },
  {
    "article_id": 373,
    "article_title": "Insulin Resistance",
    "section_id": "7c7e9cd5170747468fa813c5ee4cb7b3",
    "section_title": "In short",
    "variant": "short",
    "imperatives": 1,
    "content": "- Insulin resistance is reduced tissue responsiveness to insulin's action; common causes in children are [[257|obesity]] and diabetes mellitus, with acanthosis nigricans seen in over 60% of children with a BMI above the 98th percentile.\n- Acanthosis nigricans is velvety hyperpigmentation, classically in the axilla, from insulin resistance with compensatory hyperinsulinemia, where excess insulin binds and activates insulin-like growth factor receptors, promoting epidermal and fibroblast growth; other associated endocrinopathies include Cushing syndrome, [[390|polycystic ovary syndrome]], thyroid disease, acromegaly, and pituitary hypogonadism, and certain drugs (insulin, oral contraceptives/sex hormones, nicotinic acid, corticosteroids, heroin) can also cause it.\n- In one study, 49% of fifth-grade children with acanthosis nigricans had three or more features of insulin resistance/[[333|metabolic syndrome]] (insulin resistance, [[92|hypertension]], HDL under 40 mg/dL, triglycerides over 150 mg/dL) in addition to obesity; it is estimated that about half of severely obese children are insulin resistant.\n- Type 2 diabetes is diabetes with both insulin resistance and impaired beta-cell function; [[270|type 1 diabetes]], by contrast, is defined by absolute insulin deficiency from beta-cell loss.\n- Genetic insulin receptor defects cause a spectrum of insulin resistance syndromes from mutations in the INSR gene on chromosome 19: the mildest form (type A insulin resistance) causes hirsutism, hyperandrogenism, and cystic ovaries without obesity; the most severe, Donohue syndrome (leprechaunism), causes intrauterine growth restriction, fasting [[321|hypoglycemia]], postprandial hyperglycemia, profound insulin resistance (insulin levels around 100x normal), marked acanthosis nigricans, and death typically before age 1; Rabson-Mendenhall syndrome causes extreme growth retardation, marked insulin resistance, and diabetes, diagnosed in infancy.\n- Type A insulin resistance is typically diagnosed in adolescence with diabetes, insulin resistance, polycystic ovaries, and androgen excess signs, without obesity, and does not significantly impair life expectancy.\n- Lipodystrophy causes insulin resistance through partial or total subcutaneous fat loss, with associated PCOS, elevated insulin, and diabetes; total lipodystrophy is caused by recessive mutations in Seipin or AGPAT2, and partial lipodystrophy by dominant mutations in lamin A/C or PPARG.\n- In HIV, both protease inhibitor and NNRTI/NRTI antiretrovirals have been linked to insulin resistance, occurring at the adipose tissue level and more pronounced in children with lipodystrophy; a proposed mechanism is direct inhibition of GLUT4, the transporter responsible for insulin-stimulated glucose uptake into muscle and fat.\n- Metformin has shown some benefit on BMI and insulin resistance scores in short 6-month trials in adolescents, but is not currently recommended for treating insulin resistance because evidence is limited; there is no consensus on treating prediabetes in children beyond lifestyle management, and initial treatment for associated dyslipidemia is always a 6-month trial of dietary and physical activity changes. Comorbidities like PCOS and [[311|obstructive sleep apnea]] are screened for and addressed, since they often share the same causal link to insulin resistance."
  },
  {
    "article_id": 373,
    "article_title": "Insulin Resistance",
    "section_id": "e5d1201bdf0d45b9a85bed880b95f24e",
    "section_title": "Management approach",
    "variant": "clinical",
    "imperatives": 2,
    "content": "A 6-month trial of lifestyle modification — dietary changes and increased physical activity — is used as first-line treatment for obesity-associated insulin resistance and any associated dyslipidemia; metformin is not started for insulin resistance alone, and a child with insulin resistance but normal glucose concentrations is never treated with metformin, since it is not currently recommended for this indication despite some short-trial benefit signals. Any child with prediabetes or type 2 diabetes found on screening is referred to a pediatric endocrinologist, and comorbidities that share the insulin-resistance pathway, particularly PCOS and [[311|obstructive sleep apnea]], are proactively screened for and managed. For MODY, subtypes are distinguished: MODY 1 and 3 usually respond to sulfonylureas as first-line therapy, while MODY 2 needs no pharmacologic treatment given its benign course. In a child with CKD, insulin resistance and hyperlipidemia are monitored for even at early disease stages, since more than half develop hyperlipidemia by the time they reach ESRD."
  },
  {
    "article_id": 374,
    "article_title": "Irritable Bowel Syndrome",
    "section_id": "8f76131aea1b4e2fa77e767b1f33877d",
    "section_title": "Distinguishing IBS from organic disease at the bedside",
    "variant": "clinical",
    "imperatives": 1,
    "content": "In a child with recurrent, crampy abdominal pain and altered bowel habits, the Rome IV framework is applied: abdominal pain at least 4 days per month for 2 months, tied to defecation or a change in stool frequency/form, in a child who otherwise looks well. The reassuring pattern is confirmed: no nighttime diarrhea, good appetite, normal growth, and no weight loss, fever, rectal bleeding, or anemia. Any of these alarm features — or nighttime symptoms — should prompt evaluation for [[254|inflammatory bowel disease]] or celiac disease rather than a presumptive IBS diagnosis. Late-onset [[255|lactose intolerance]] and excess fructose/sorbitol intake, common IBS mimics, are also ruled out with a careful dietary history, and celiac serologies are checked as part of the workup. If constipation and pain coexist, the constipation is treated first before ongoing symptoms are attributed to the IBS-constipation-predominant subtype."
  },
  {
    "article_id": 374,
    "article_title": "Irritable Bowel Syndrome",
    "section_id": "3ef75019986c4879b3711193f312e69c",
    "section_title": "Stepwise supportive management",
    "variant": "clinical",
    "imperatives": 1,
    "content": "Management starts with dietary measures: a high-residue/high-fiber diet for diarrhea-predominant symptoms, and any specific dietary triggers identified (excess fructose, sorbitol, or lactose) are addressed. Anticholinergic medication is added for pain, and a tricyclic antidepressant is considered for diarrhea-predominant IBS specifically, under experienced supervision given the need for careful monitoring in children. Probiotics or peppermint oil are offered as adjuncts, recognizing variable response, and referral for behavioral treatment or psychotherapy is made, since these are among the more effective interventions and address the stress/anxiety component of the gut-brain interaction underlying IBS. Expectations are set with families that IBS is a benign, functional condition without long-term structural damage, but that management is often a process of trial and adjustment rather than a single definitive fix."
  },
  {
    "article_id": 375,
    "article_title": "Idiopathic Intracranial Hypertension",
    "section_id": "1a585bd3d4e84c8a8515fd05f4c6f1b0",
    "section_title": "Managing and Following IIH",
    "variant": "clinical",
    "imperatives": 1,
    "content": "Initial treatment is directed at both symptomatic pain relief and, more importantly, prevention of visual loss, since reversible visual deficits can become permanent without timely intervention - prompt ophthalmologic assessment of papilledema and visual fields is arranged. Most children can be managed as outpatients; admission is reserved for those needing continued parenteral therapy to control symptoms. Referral to neurology is made for any child with chronic or recurrent symptoms requiring prophylactic treatment, and close follow-up of visual function is arranged given the reversible-but-time-sensitive nature of IIH-associated visual loss."
  },
  {
    "article_id": 376,
    "article_title": "Juvenile Polyp",
    "section_id": "895fad3cea8946acba45d96e9485f1d9",
    "section_title": "Evaluating painless rectal bleeding",
    "variant": "clinical",
    "imperatives": 2,
    "content": "In a child aged 2-10 (especially 3-4 years) with intermittent, painless blood on a formed stool, a juvenile polyp is considered the most likely cause, particularly if the child is otherwise well. A gentle digital rectal exam is performed, since solitary rectal polyps are often palpable — but this proceeds carefully, as a torn polyp stalk can bleed briskly. Colonoscopy is pursued rather than relying on rectal exam alone, since it is both diagnostic and therapeutic (biopsy, snare polypectomy) and detects the synchronous polyps present in up to half of affected children. Occult blood loss and anemia are considered an alternative presentation in 20-25% of cases, even without visible bleeding, and large-polyp symptoms (diarrhea, tenesmus, colicky pain) or intussusception are evaluated if a polyp is suspected as a lead point."
  },
  {
    "article_id": 377,
    "article_title": "Insomnia",
    "section_id": "ef81b4142a584f339f3d2fd80ebf722f",
    "section_title": "Evaluating a Child with Insomnia",
    "variant": "clinical",
    "imperatives": 2,
    "content": "Evaluation starts by placing the sleep complaint in context: questions are asked about family factors (parental stress, maternal depression), child factors (temperament, developmental stage), and the sleep environment (noise, light, room temperature, bedding, cultural sleeping arrangements), since insomnia is often defined more by parental concern than objective criteria. In infants and toddlers, sleep-onset association type (child needs rocking, feeding, or parental presence to fall or return to sleep, cannot self-soothe after normal brief nighttime arousals) is distinguished from limit-setting type (bedtime stalling or refusal from inadequate caregiver limits) - both are common in the 6-month to 2-year range, affecting 20-30% of infants, toddlers, and preschoolers, and both respond to consistent bedtime limits and sleep hygiene rather than medication. In older children and adolescents, specific questions are asked about worry surrounding sleep itself (suggesting psychosocial/primary insomnia), inadequate sleep hygiene (irregular schedules, caffeine, screens/homework/TV in bed, large weekday-weekend shifts), and symptoms of an underlying [[94|mental health]] or neurodevelopmental condition (anxiety, depression, ASD, ADHD), since insomnia due to a mental disorder tracks that condition's severity. A primary insomnia diagnosis is reserved for symptoms lasting at least 1 month with significant functional impairment or distress and no better explanation, and comprehensive evaluation (with sleep specialist or behavioral psychology referral as needed) is pursued when insomnia appears secondary to another medical or [[179|sleep disorder]]."
  },
  {
    "article_id": 377,
    "article_title": "Insomnia",
    "section_id": "084dd074473c47b68a513265ba797c00",
    "section_title": "Managing Insomnia Without Over-Medicating",
    "variant": "clinical",
    "imperatives": 1,
    "content": "Management leads with behavioral treatment: for young children, caregivers are coached on consistent bedtime limits, an appropriate sleep-conducive environment, and helping the child build self-soothing skills rather than relying on parental presence to fall asleep. For older children and adolescents, behavioral interventions targeting sleep-related worry are applied and inadequate sleep hygiene is corrected (consistent sleep/wake times, removing screens and stimulating activities near bedtime, restricting the bed to sleep). Medication is treated as a last resort in otherwise healthy children - agents like diphenhydramine, clonidine, or melatonin are used in practice, but indiscriminate use can obscure the real cause of insomnia and short-circuit needed behavioral work, so any medication trial is paired with, not used instead of, behavioral management. Ordinary nighttime fears (tearful, fearful bedtime behavior from normal cognitive development, relieved by sleeping near a household member) are distinguished from true insomnia so families are not treated for the wrong problem."
  },
  {
    "article_id": 378,
    "article_title": "Language Delay",
    "section_id": "170904b3f766444d9d089715dfb9515f",
    "section_title": "Initial evaluation in the clinic",
    "variant": "clinical",
    "imperatives": 3,
    "content": "When a parent raises concern about delayed speech, the first step is to characterize whether development follows the normal sequence at a slower pace (delay) or shows an atypical/deviant pattern (possible disorder), and to note whether expressive language alone or both receptive and expressive language are affected. Birth order, bilingual home exposure, or \"laziness\" are not accepted as an explanation — these have never been shown to cause delay, and accepting them risks missing a true underlying cause. Screening is directed specifically at the most common causes: overall developmental level is assessed (intellectual disability accounts for about half of cases, with speech often disproportionately delayed relative to other domains), formal audiologic testing by an audiologist (not an in-office screen) is arranged given how commonly [[248|hearing loss]] underlies delay, and examination looks for structural anomalies (cleft palate) or signs of [[117|autism spectrum disorder]]. Questions are asked about chronic ear infections/effusion, prematurity, and family history of language or reading difficulty, all of which raise risk."
  },
  {
    "article_id": 378,
    "article_title": "Language Delay",
    "section_id": "db3da5b8f35742aa9c0a286b6d5ba603",
    "section_title": "Referral, monitoring, and counseling",
    "variant": "clinical",
    "imperatives": 1,
    "content": "A multidisciplinary evaluation is arranged for any child with a persistent or concerning language delay: psychologic/neurodevelopmental evaluation with social-skills assessment, formal speech-language evaluation, audiologic assessment, and a full pediatric exam. Referral is not delayed for an extended \"wait and see\" period — early intervention improves outcomes, and about 60% of children with early delay catch up by age 4, especially with timely support, while persistent delay at school age carries real risk for language-based [[114|learning disability]]. If the delay is dissociated across language domains (e.g., markedly different expressive versus receptive skills) rather than a uniform slower pace, this preschool pattern is considered to meet DSM-5 criteria for language disorder rather than simple delay, which should prompt more structured, ongoing therapy rather than a wait-and-see approach. Expectations are set that therapy improves outcomes but a true language disorder often does not fully resolve, so ongoing monitoring into the school years is appropriate even after initial improvement."
  },
  {
    "article_id": 379,
    "article_title": "Intracranial Hemorrhage",
    "section_id": "df7460111019449093118880b9fd3805",
    "section_title": "Recognizing ICH by Age and Presentation",
    "variant": "clinical",
    "imperatives": 1,
    "content": "In a preterm infant, especially very low birthweight (under 1,500 g), a high index of suspicion is maintained for germinal matrix/[[299|intraventricular hemorrhage]], which is often spontaneous and can occur without apparent trauma; unexplained motor agitation together with apnea or breathing irregularity should raise concern for intracerebellar parenchymal hemorrhage specifically. In a well term neonate with new-onset, characteristically brief seizures and an otherwise normal interictal exam around day 2 of life, primary subarachnoid hemorrhage is considered - reassurance is given that long-term outcome is typically good once confirmed by CT or MRI (lumbar puncture can be suggestive). In an older child, sudden severe headache, especially with vomiting, irritability, seizures, or altered sensorium, is treated as a possible significant intracranial bleed and CT is obtained promptly; small hemorrhages can present subtly and be missed without a high index of suspicion. Hemorrhagic stroke is considered in any child with [[162|sickle cell disease]] presenting with acute neurologic symptoms, since SCD raises risk of both ischemic and hemorrhagic stroke."
  },
  {
    "article_id": 381,
    "article_title": "Juvenile Dermatomyositis",
    "section_id": "1d6ac30815f8497d85eb9c80843bfcca",
    "section_title": "Recognizing and Diagnosing JDM",
    "variant": "clinical",
    "imperatives": 3,
    "content": "JDM is suspected in a child (median onset 7-11 years, bimodal peak at 3-7 years and early adolescence, girls more often than boys) with gradually progressive, symmetric proximal muscle weakness together with a heliotrope eyelid rash and/or Gottron papules over the knuckles or elbows. The Bohan and Peter criteria are applied: with the classic rash present, at least 3 of symmetric proximal weakness, elevated muscle enzymes (CK, AST, LDH, aldolase), characteristic EMG findings, or biopsy showing necrosis and inflammation are confirmed - though a normal CK does not exclude the diagnosis. MRI (STIR/T2 fat-saturated) is ordered as the preferred first-line imaging study to demonstrate symmetric proximal muscle inflammation (thighs, especially vastus lateralis/intermedius, more than pelvis or shoulders), with muscle biopsy or EMG reserved for diagnostically uncertain cases. The nailfolds are examined for capillary dilation with dropout, a useful supportive sign. In a child with proximal weakness but no rash, juvenile polymyositis or muscular dystrophy is considered and the same enzyme/MRI work-up is pursued, since JPM is managed identically to JDM once confirmed."
  },
  {
    "article_id": 381,
    "article_title": "Juvenile Dermatomyositis",
    "section_id": "cfea1c9e00b04363b2237ea001c62272",
    "section_title": "Screening for Complications and Directing Management",
    "variant": "clinical",
    "imperatives": 2,
    "content": "Routine malignancy screening is not pursued in a child with JDM - unlike adult dermatomyositis, childhood disease is not a paraneoplastic syndrome. Screening is directed at extramuscular vasculopathic involvement instead: questions are asked about abdominal pain (intestinal ischemia risk), skin is monitored for ulceration, and cough or progressive dyspnea suggesting interstitial lung disease is watched for, with KL-6, anti-MDA5, anti-Jo-1, and IL-18 checked when ILD is a concern, since elevated levels flag risk for a rapidly progressive course. Dystrophic calcinosis is anticipated as a possible late finding (about 30% of patients), typically periarticular and appearing months to years after onset. In a child with skin findings alone and minimal muscle involvement (amyopathic JDM), reassurance is given that the pediatric form, unlike the adult one, is not linked to malignancy or ILD, but follow-up is arranged over several years since up to about a quarter go on to develop overt myositis. Early referral is made to [[221|pediatric rheumatology]], since JDM is relatively responsive to immunosuppressive therapy and prompt, adequate treatment improves long-term outcomes."
  },
  {
    "article_id": 382,
    "article_title": "Myelomeningocele",
    "section_id": "13f48c17254249f982244d74951e1ddb",
    "section_title": "Coordinating ongoing multidisciplinary care",
    "variant": "clinical",
    "imperatives": 1,
    "content": "A multidisciplinary team is established early — neurosurgery, urology, orthopedics, genetics, physiotherapy, and a coordinating primary care physician — since myelomeningocele affects nearly every organ system and requires lifelong management rather than a single intervention. Shunt complications and infections are monitored for, particularly in infancy, given their impact on cognitive development. Motor status is tracked over time: most children remain stable postoperatively, so new neurologic deterioration should prompt evaluation for tethered cord (the most common cause, a diagnosis of exclusion), syringohydromyelia, or cervical myelopathy from Chiari II, rather than being dismissed as expected progression. Latex precautions are taken throughout care given the roughly one-third prevalence of latex hypersensitivity. When a family considering prenatal surgery is counselled, the MOMS trial findings are presented accurately: prenatal repair can reduce shunt need and improve 30-month motor outcomes but carries real maternal and fetal risk, and the evidence base, per the 2014 Cochrane review, remains insufficient to make this a routine recommendation."
  },
  {
    "article_id": 382,
    "article_title": "Myelomeningocele",
    "section_id": "4002983fa1154061bee9aaff2265b0a6",
    "section_title": "Newborn assessment",
    "variant": "clinical",
    "imperatives": 3,
    "content": "At birth, the visible spinal defect is examined to characterize it as covered by thin epithelialized tissue or an exposed neural placode, and CSF leakage is watched for if a membrane is present, which raises infection risk and urgency for surgical closure. A careful neurologic exam is performed to localize the lesion level: lower-extremity tone and reflexes (flaccid paralysis and absent deep tendon reflexes below the lesion) and response to touch and pain are assessed, and associated deformities (clubfoot, hip subluxation) that reflect abnormal in-utero movement are looked for. Bladder and bowel function are assessed specifically — constant dribbling with a relaxed sphincter versus a high-pressure bladder with dyssynergy — since both patterns require urologic involvement from the outset. Cranial imaging is obtained given the near-universal association with Chiari II malformation and the 80-85% likelihood of hydrocephalus requiring shunt placement."
  },
  {
    "article_id": 383,
    "article_title": "Laceration",
    "section_id": "cf8962199f4b4e4b9e24e6bc3d19185f",
    "section_title": "Anesthesia, Repair, and Recognizing Non-Accidental Injury",
    "variant": "clinical",
    "imperatives": 1,
    "content": "Topical LET (4% lidocaine, 1:2000 epinephrine, 0.5% tetracaine) is used for straightforward lacerations amenable to topical anesthesia, with 20-30 minutes allowed for effect and blanching at the site watched for as a sign of adequate anesthesia before proceeding, since fear and lack of cooperation can otherwise make repair difficult in children. While any laceration is evaluated, whether the location and pattern fit the stated mechanism is noted: greater concern for abuse is warranted when injuries are patterned (loop, cord, or belt marks) or located on soft-tissue areas (ears, neck, abdomen, buttocks, genitals) rather than bony prominences, when injuries are in multiple stages of healing, or when the laceration or bruise occurs in an infant who is not yet cruising or walking - \"children who don't cruise rarely bruise\" is a useful reminder that unexplained injury in this age group deserves careful scrutiny rather than routine reassurance."
  },
  {
    "article_id": 383,
    "article_title": "Laceration",
    "section_id": "f0f03b264a7b4d91a74ce7ebdb8606ab",
    "section_title": "In short",
    "variant": "short",
    "imperatives": 1,
    "content": "- A laceration is a traumatic disruption of the dermis; in children the face accounts for about 60% and the upper extremities about 25% of lacerations, and most are non-life-threatening but require appropriate management.\n- Hemostasis first: direct pressure is applied (or a tourniquet if necessary), and injury to deeper structures is considered - especially in the neck, where carotid arteries, jugular veins, trachea, and esophagus are at risk.\n- Repair in children is often complicated by fear, anxiety, and lack of cooperation; topical anesthetic LET (4% lidocaine, 1:2000 epinephrine, 0.5% tetracaine) is effective 20-30 minutes after application, with blanching of the site indicating effective anesthesia.\n- Cervicofacial lacerations are most often caused by animal (particularly dog) bites, with peak incidence under age 10 (young children may provoke an attack by invading the animal's space); most are closed with special suturing techniques under conscious sedation, though general anesthesia may be needed for extensive defects.\n- A child's face has more fatty tissue and skeletal flexibility, so facial/neck trauma mainly produces soft-tissue injury; extensive laceration with facial/neck skeletal fracture is uncommon and, when present, usually results from motor vehicle accidents, animal-related trauma, or iatrogenic injury rather than typical childhood play.\n- Palatal lacerations often occur from running or playing with an object in the mouth (pencil, toothbrush, stick); most palate, tongue, and buccal mucosa lacerations heal spontaneously, but larger ones may need suturing.\n- Palatal/oropharyngeal lacerations extending laterally pose a risk of injury to the great vessels - these need hospitalization for observation, with MR angiography if worrisome neurologic signs or symptoms develop.\n- Physical findings from abuse can include lacerations alongside abrasions, bites, bruises, burns, dental trauma, fractures, and ligature marks, often in multiple stages of healing; patterned injuries (loop marks, cord marks) and injuries on soft-tissue areas (ear, neck, abdomen, buttock, genitals) raise concern, versus accidental injuries typically over bony prominences in ambulatory children.\n- \"Children who don't cruise rarely bruise\" - any bruise (or unexplained laceration/injury) in a non-mobile infant under about 6 months warrants heightened suspicion for abuse."
  },
  {
    "article_id": 383,
    "article_title": "Laceration",
    "section_id": "8fc97a842bca47c4b9b60f2f07bbfd6f",
    "section_title": "Treatment",
    "variant": "long",
    "imperatives": 1,
    "content": "Repair of pediatric lacerations can be more difficult than in adults because of fear, anxiety, and lack of cooperation, so anesthetic and anxiolytic strategies are important. Topical anesthetic LET (4% lidocaine, 1:2000 epinephrine, 0.5% tetracaine) is a useful option, becoming effective 20-30 minutes after application; blanching of the treated site most often indicates that effective anesthesia has been achieved. Cervicofacial lacerations, most often from dog bites, are typically closed using special suturing techniques under conscious sedation, though general anesthesia may be necessary when the tissue defect is extensive. Most oral cavity lacerations (palate, tongue, buccal mucosa) heal spontaneously without intervention, with suturing reserved for larger defects."
  },
  {
    "article_id": 384,
    "article_title": "Nocturnal Enuresis",
    "section_id": "602dd866c8c148c78ce643f37255caf8",
    "section_title": "Choosing and escalating treatment",
    "variant": "clinical",
    "imperatives": 3,
    "content": "The child is classified as having monosymptomatic (nighttime-only) or nonmonosymptomatic (with daytime symptoms) enuresis, since this determines whether further evaluation is needed — monosymptomatic enuresis with a reassuring history and exam requires no further workup, while nonmonosymptomatic enuresis warrants closer attention to bladder/bowel dysfunction and possible urology involvement. Treatment starts with behavioral modification and alarm therapy as first-line treatment, particularly effective in younger children, and medication is reserved for older children, those with additional symptoms, or those who fail behavioral/alarm therapy. Constipation and ADHD are treated concurrently if present, since untreated comorbidities can undermine enuresis treatment. Imaging (renal ultrasound, VCUG) is reserved for children over age 10 with persistent enuresis or when history/exam suggests an organic cause (obstructive symptoms, [[187|hematuria]], hypertension, growth failure), rather than ordered routinely. Families are reassured that nocturnal enuresis causes no physical harm and has a high rate of spontaneous resolution, while its emotional impact on the child is still validated and addressed."
  }
]