患者女性,35岁,已婚。1985年12月24日因体检发现右侧腹块入院。平常无头昏、头痛,腹胀、发热及关节疼痛等症状。检查:一般情况良好,心肺正常。肝、脾未触及,右侧腹部可触及一个15×10×6cm、大小的表面高低不平、质地较硬的肿块。B超、腹部X线平片及CT腹部扫描均提示腹部肿块为分叶状,内有钙化影,拟诊为腹膜后畸胎瘤。经术前准备于1986年1月22日行剖腹探查,术中见 Female patient, 35 years old, married. On December 24, 1985, the right abdomen was admitted to the hospital due to physical examination. Usually no dizziness, headache, bloating, fever and joint pain and other symptoms. Inspection: Normal condition, normal heart and lungs. The liver and spleen were not touched, and a 15 × 10 × 6 cm, large, uneven, hard mass was seen in the right abdomen. B-ultrasonography, abdomen X-ray film, and CT abdomen scan all indicated that the abdominal mass was lobulated and had calcified shadows. It was supposed to be diagnosed as a retroperitoneal teratoma. After preoperative preparation, a laparotomy was performed on January 22, 1986. See the procedure.