患者，女，35岁。因下腹坠痛10余天伴阴道流少许暗红色血液2天，于1997年10月22日来门诊求查。患者末次月经不详，以往月经不规律，孕。产1流；。从未行放环术。门诊化验尿HCG呈阳性。妇查：外阴正常，阴道内有少量暗红色血液积存，宫颈软触痛，子宫体前位，约3个月孕大，质韧 Patient, female, 35 years old. Due to lower abdomen pain more than 10 days with vaginal flow a little dark red blood for 2 days, October 22, 1997 to clinic. Last unknown menstruation patients, irregular menstruation in the past, pregnancy. Production of a stream; Never put the ring technique. Outpatient urine HCG test positive. Fucha: normal vulva, vaginal secretions have a small amount of dark red blood, tender cervical pain, uterine anterior body, about 3 months pregnant big, tough