例1　44岁,因发现下腹包块2年,右下腹胀痛9小时,于1999年4月3日入院。既往月经规律,末次月经为3月中旬,3天净,16年前行绝育术。查体:体温、脉搏、呼吸正常,血压16/10ｋＰａ,心肺正常,肝、脾未及,下腹压痛,以右下腹为重,无反跳痛及肌紧张。妇科检查:外阴、阴道无异常,宫颈肥大, A 44-year-old patient was admitted to hospital on April 3, 1999 because of a 2-year lower abdominal mass and 9 hours of right lower quadrant pain. Previous menstrual regularity, the last menstrual period for mid-March, 3 days net, 16 years ago, sterilization. Physical examination: body temperature, pulse, normal breathing, blood pressure 16 / 10kPa, normal heart and lung, liver, spleen and abdominal pressure, right lower quadrant weight, no rebound tenderness and muscle tension. Gynecological examination: vulva, vaginal abnormalities, cervical hypertrophy,