腹膜后巨大脂肪肉瘤２例周卫国程玉美主题词腹膜后肿瘤／诊断；脂肪肉瘤／诊断；畸胎瘤／诊断中国图书资料分类号Ｒ７３５４１病例报告例１男，２９岁．腹部膨隆６ａ，心慌气短，呼吸困难７ｍｏ．临床诊断畸胎瘤收住院．术中见肿瘤呈浸润性生长，做了大部分切除术．例... Posterior retroperitoneal giant liposarcoma 2 cases Bian Zhouwei Guo Cheng Yumei Subjects retroperitoneal neoplasms/diagnosis; liposarcoma/diagnosis; teratoma/diagnosis China Bookletter Number R73541 case report case 1 male, 29 years old. Abdominal bulging 6a, palpitation shortness of breath, difficulty breathing 7mo. Clinical diagnosis of teratomas admitted to hospital. Intraoperative tumors showed infiltrative growth and most of the resections were performed. example...