A 22-year-old man presented to the emergency department with a 5-day history of painful lesions on his hands, feet, and mouth, with accompanying fever and malaise. Two months earlier, he had had a similar episode. PCR testing from a swab sample of the lip ulceration was positive for herpes simplex virus (HSV) type 1. Which of the following diagnoses best explains the lesions on the tongue and palm?
一名22岁男性因手部、足部和口腔疼痛性病变5天，伴发热和不适就诊于急诊科。两个月前，他曾有过类似的发作。唇部溃疡拭子样本的PCR检测显示单纯疱疹病毒（HSV）1型阳性。以下哪项诊断最能解释舌部和手掌的病变？
A. Bullous pemphigoid大疱性类天疱疮
B. Disseminated herpes infection播散性疱疹感染
C. Erythema multiforme多形红斑
D. Sweet syndromeSweet综合征
E. Urticaria荨麻疹
答案解析：
多形红斑是一种急性、免疫介导的黏膜皮肤反应，最常由感染诱发。它也可能是特发性的，或与药物相关。在重症病例中可伴有全身症状，并且可能呈复发过程，正如本例患者所示。
正确答案：C
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