(BMJ)—A 14-mo boy presented w/ 4-day hx of diaper rash. Exam: round erosions w/ a thin crust on an erythematous background around anal orifice and crops of perilesional vesicles, w/ additional lesions in perioral area and extremities. What is the dx?
Hand-foot-mouth dz
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Herpes zoster
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Impetigo
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Erythema multiforme
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Eczema herpeticum
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