Oruazt等最近报导了确认由甲氰咪胺引起的粒细胞减少和血小板减少症一例。据我们所知,仅有6例根据骨髓象确诊的粒细胞减少症有过报导。值得注意的是,这6例中没有一例是单纯性消化溃疡。相反,全部伴有免疫过敏变态反应性血小板减少症的某些表现:伴 Oruazt et al. Recently reported a case of confirming neutropenia and thrombocytopenia caused by cimetidine. To the best of our knowledge, only 6 cases of granulocytopenia diagnosed on the basis of bone marrow have been reported. It is worth noting that none of the 6 cases were simple peptic ulcer. On the contrary, all accompanied by some manifestations of immune-allergic allergic thrombocytopenia: companion