Letterer－Siwe病是一种发生于婴幼儿的少见疾病，国内自1957年才有少数病例报道。现结合一例．对该病的病理学改变及法医学鉴定问题分析探讨如下。临床病史患J［，田＊q入。出十时般情况什．体运：j6kg。出ti．2（人部出现少；午鳞的村支报一人经北外过片’向行消；巳压④比市 Letterer-Siwe disease is a rare disease that occurs in infants and young children, and only a few cases have been reported in China since 1957. Now with a case. The pathological changes of the disease and forensic identification of the problems discussed below. Clinical history of suffering from J [, Tian * q into. A ten-hour situation even. Sports: j6kg. Out ti. 2 (Ministry of people appear less; afternoon of the village party branch reported a person outside the film by the North to eliminate the line;