〔目的〕　探索在检疫现场救治急症患者的方法。〔方法〕　对 1名频繁呕吐、腹泻伴昏睡的外籍船长 ,经临床医学检查和流行病学调查 ,排除了霍乱和食物中毒的可能 ,考虑心脑血管疾患、美尼尔氏综合征 ,送当地医院诊治。〔结果〕　病人在当地医院住院 ,最后诊断为腔隙性脑梗塞、脑供血不足 ,治疗 3d ,病情好转。〔结论〕　随着国际间交流的不断扩大 ,来港船舶的不断增多 ,此类急症病例会经常发生。这就要求卫生检疫医师必须掌握多学科知识 ,提高对疾病诊断、鉴别诊断水平。在救治外籍患者时还必须有较高的外语水平 ,克服语言障碍 ,更好地完成卫生检疫工作 [Objective] To explore ways to treat emergency patients at the quarantine site. [Method] A foreign captain with frequent vomiting and diarrhea accompanied by lethargy was excluded from the possibility of cholera and food poisoning by clinical medical examination and epidemiological investigation, considering cardiovascular and cerebrovascular diseases and Meniere’s syndrome Hospital diagnosis and treatment. [Results] The patients were hospitalized in the local hospital, finally diagnosed as lacunar infarction, brain insufficiency, treatment 3d, the condition improved. [Conclusions] With the continuous expansion of international exchanges and the increasing number of vessels coming to Hong Kong, such cases of emergencies occur frequently. This requires that health quarantine physicians must master multidisciplinary knowledge to improve the diagnosis of disease, differential diagnosis. In the treatment of foreign patients must also have a higher level of foreign language to overcome language barriers and better completion of health and quarantine work