伤寒时大便隐血容易阳性，其发生时间与热程日期之间有否规律？一般医著未见叙述。为此，我们从90年开始对我科收治的所有疑似伤寒病人54例进行了观亲，现报道如下。1病例为90－96年间我科收治的全部疑似伤寒病人共54例。其中农民45例，余为工人、居民等。年龄全部在15－55岁之 Typhoid fecal occult blood easily positive, the time of its occurrence and the date of the thermal law is there any law? General medical no description. To this end, we have been interviewing 54 cases of all suspected typhoid patients admitted to our department since 1990, and are reported below. A total of 54 cases of suspected typhoid fever were admitted to our department from 1990 to 1996. Among them, 45 peasants, more than workers, residents and so on. All ages 15-55 years old