A 40-year-old man presented to the dermatology clinic with a 1-year history of painless swelling of his earlobes. He also reported nasal congestion and intermittent nosebleeds. Which of the following is the most likely diagnosis?
A.Cauliflower ear
B.Eosinophilic Granulomatosis and Polyangiitis
C.Lepromatous Leprosy
D.Malignant Otitis Externa
E.Relapsing Polychondritis
答案解析:
正确答案是 lepromatous 麻风病。从耳垂切口获得皮肤涂片,使用改进的 Ziehl-Neelsen 方法对其进行染色,并在油浸透镜下检查。皮肤涂片显示无数抗酸杆菌。在检查中,还注意到耳大神经增厚和远端肢体的片状感觉丧失。诊断为长瘤性麻风病,累及皮肤、神经和鼻粘膜。
正确答案:C
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