目的为查明非职业人员感染布氏菌病的原因。方法采用流行病学和实验室检测方法对患者及其生活环境和饮食习惯及接触人员进行调查。结果患者系急性期布氏菌病病人,并从其血和骨髓中分离出羊3型布氏菌。患者的丈夫于6个月前曾因接触牧区山羊,而患上布氏菌病一直误诊误治至今,夫妻间有未采取保护措施的性行为。患者无染疫牲畜和畜产品接触史。结论患者所患布氏菌病系人与人传播的可能性最大。 Objectives To identify non-occupational causes of brucellosis. Methods Epidemiology and laboratory testing methods were used to investigate patients, their living environment, dietary habits and their contacts. Results Patients were acute stage of brucellosis patients, and from their blood and bone marrow isolated Brevibacterium mutans 3. Her husband had been misdiagnosed and treated as having had brucellosis 6 months ago because her husband was exposed to pastoralism. Her husband has not taken sexual intercourse to take protective measures. Patients have no history of exposure to livestock and livestock products. Conclusion Patients with brucellosis are most likely to spread by human and human.