幼女阴道积液在临床上少见,容易误诊,漏诊,我院曾收治2例。现报告如下: [例1] 王××,4岁,1983年3月16日入院,病史其母代诉。患女自幼小便不畅,呈点滴状,5个月前突然出现小便困难,下腹胀痛。曾在当地医院予以导尿,肌肉注射青、链霉素等治疗后,症状一度缓解,现因再次小便困难来诊。患女大便正常,无血尿、 Vaginal effusion in young girls clinically rare, easily misdiagnosed, missed diagnosis, our hospital had admitted 2 cases. Now report as follows: [Example 1] Wang × ×, 4 years old, March 16, 1983 admission, medical history of its mother sued. Underestimated urination in children since childhood, was drip-like, 5 months ago, sudden urination difficulties, abdominal pain. Once in the local hospital to catheterization, intramuscular injection of blue, streptomycin and other treatment, the symptoms once relieved, is due to difficulty urinating again to visit. Women suffering from normal stools, no hematuria,