5-year-old Boy in Pediatrics — 5yo Child | Pediatric Infectious | SMLE Q#284
SMLE Question #284
Pediatrics
Pediatric Infectious
Last updated: February 2026
A 5-year-old boy has frequent spontaneous epistaxis. Since infancy, he has had atopic dermatitis and recurrent otitis media and chest infections requiring multiple hospital admissions. Examination shows eczematous flexural lesions and scattered petechiae on the lower extremities. Which of the following is the most likely underlying diagnosis?
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