患者男,80岁,于2006年中旬反复出现腹胀、纳差、乏力,下肢水肿,5年来曾多次在各家医院就诊为肝炎、肝硬化失代偿期,并给予相应的治疗,症状改善后出院。近月上述症状加重住院。有2型糖尿病,结石性胆囊炎病史,否认输血及铁剂应用史。查体:面色晦暗,皮肤呈青铜色,颜面、口腔黏膜、前臂、双侧腕部、手背、下肢可见片状色素沉着,胸 Male, 80 years old, recurrent abdominal distension, anorexia, fatigue, lower extremity edema in the middle of 2006. In the past five years, he has repeatedly seen hepatitis and cirrhosis decompensation in various hospitals and given corresponding treatment and symptom improvement After discharge. In recent months, the above symptoms increased hospitalization. There are type 2 diabetes, history of calcific cholecystitis, deny the history of blood transfusion and iron application. Physical examination: dull looking, bronze skin, facial, oral mucosa, forearm, bilateral wrist, back of the hand, lower extremity visible patchy pigmentation, chest