目的探讨恶性萎缩性丘疹(Degos)病误诊为艾滋病的原因和诊断应该注意的问题。方法收集1例Degos病误诊为艾滋病的患者的临床资料,回顾分析其临床症状及诊断和误诊过程。结果误诊原因主要是患者首发症状不典型,医患双方对Degos病缺乏认识,询问病史不详细。结论感染科医务人员要在提高对艾滋病认识的同时,提高对其他皮疹性疾病的认识,对以腹痛、皮疹、发热就诊的患者要详细询问病史并做相应的检查,以免漏诊及误诊。 Objective To investigate the causes of misdiagnosis of malignant atrophic papulosis (AIDS) and the problems that should be paid attention to in diagnosis. Methods The clinical data of 1 patient with Degos disease misdiagnosed as AIDS were collected. The clinical symptoms, diagnosis and misdiagnosis process were retrospectively analyzed. Results The main cause of misdiagnosis was the first symptom of patients was not typical, both doctors and patients lack understanding of Degos disease, ask the history is not detailed. Conclusion Infectious disease medical staff should raise awareness of AIDS and raise awareness of other rash diseases. Patients with abdominal pain, skin rashes and fever should be asked about their medical history in detail and correspondingly to avoid misdiagnosis and misdiagnosis.