肾上腺髓性脂肪瘤（AML）是一种无功能性良性肿瘤，大多数是在户检时偶然发现，临床上少见，且多数无症状，常不被人们所注意。我们收治了3例，现报道如下。1临床资料3例中2男1女．年龄59～71岁，右侧AML12例，左侧1例。1例因左腰部胀痛3年血尿1月就诊，2例因胆囊炎和前列腺增 Adrenal medulloblastoma (AML) is a non-functioning benign tumor, most of which was accidentally discovered during household inspection. It is clinically rare, and most of the patients are asymptomatic and often not noticed by people. We treated 3 cases and are reported below. 1 clinical data in 3 cases of 2 males and 1 females. Age from 59 to 71 years, 12 cases of right AML, and 1 case of left side. 1 patient presented with hematuria for 3 months due to pain in the left lower lobe and 2 patients with cholecystitis and increased prostate