Toddler’s Post-Viral Rash: What Is It?

Urticaria multiforme
A 3-year-old girl develops a pruritic, blanching rash with fever and acral edema following a recent upper respiratory infection. Explore the diagnosis.
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The Paradox of Brittle, Dense Bones

Osteopetrosis
A 6-year-old girl presents with short stature, vision/hearing loss, and unique radiograph findings. Explore a rare genetic disorder of increased bone density.
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When a Rash Signals Sepsis

Purpura fulminans
A 3-year-old boy presents with fever, vomiting, and rapidly spreading skin lesions. Explore the diagnosis in the context of Neisseria meningitidis bacteremia.
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Swelling & Stomach Pain in a Child

Ménétrier's disease
A 5-year-old boy presents with nausea, vomiting, and periorbital edema. Explore a rare cause of protein-losing enteropathy in children.
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Infant Vomiting & An Abdominal Clue

Pyloric stenosis
A 23-day-old male presents with increasing vomiting, dehydration, and a palpable abdominal mass. Explore this classic pediatric emergency case.
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A Toddler’s Fever & Swollen Finger

Herpetic whitlow
A 1-year-old presents with high fever, a swollen finger, and oral ulcers. Explore the differential diagnosis for this common pediatric presentation.
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A Child’s Ulcer After a Trip Abroad

Cutaneous diphtheria
A 5-year-old girl develops nonhealing, ulcerative skin lesions on her legs after a trip to Sierra Leone. Explore the differential diagnosis.
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Infant Eye Swelling: What’s the Cause?

Acute dacrocystitis
A 4-week-old infant has eye drainage and a swollen, red mass near the nose. What could it be? Learn the diagnosis and treatment for this common pediatric issue.
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A Puzzling Newborn Scalp Rash

Tinea capitis
A 3-week-old newborn presents with large, annular scalp lesions. Explore the differential diagnosis for this puzzling pediatric skin condition.
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A Child’s Fading Night Vision

Vitamin A deficiency
A 4-year-old boy presents with white deposits on his eyes, poor night vision, and signs of malnutrition. Explore the diagnosis behind these ocular findings.
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