1病例介绍患者女,56岁。入院前5 d无明显诱因出现腰腹胀痛,当地医院B型超声示:宫颈段囊性占位,大小约9.9 cm×7.9 cm,遂入院。平素月经规则,经量中等,轻微痛经,已绝经5年。孕3产1,安环24年,既往体健,2年前院外行宫颈息肉摘除术,未送病检。专科查体:宫颈光滑,呈球形膨大约8 cm× 1 case description Female patient, 56 years old. Five days before admission, there was no obvious incentive to have lumbar abdominal pain. The local hospital showed type B cystic space occupying a size of about 9.9 cm × 7.9 cm and was admitted to the hospital. Regular menstrual rules, by the amount of moderate, mild dysmenorrhea, menopause 5 years. Pregnancy 3 1, Ann ring 24 years, past physical health, 2 years ago, the hospital out of cervical polyp excision, not sentinel tests. Specialized examination: cervical smooth, spherical bulge about 8 cm ×