患者女,22岁。自诉2个月前出现无明显诱因左下腹持续性隐痛,于当地医院治疗后症状无明显缓解。于2012年因左肾多发结石并重度积水在当地医院行左肾切除术。门诊行妇科超声检查所见:左侧附件区探及一个不规则无回声包块,大小约13 cm×8.8 cm,边界清晰,边缘规则,后壁回声增强,包块局部可见细小散在高回声点飘浮,中间见一宽约0.2cm强回声分隔带,子宫及膀胱受压右偏;彩色多普勒示包块内部及周边未测及明显血流信号(图1)。超声诊断:左侧附件区囊性包块,考虑左卵巢囊肿可 Female patient, 22 years old. No obvious predisposing factors were found in the left lower abdomen 2 months after the private prosecution. No symptoms were relieved in the local hospital after treatment. In 2012 due to multiple left kidney stones and severe hydrocephalus in the local hospital left nephrectomy. Out-patient gynecological ultrasound examination seen: the left attachment zone exploration and an irregular anechoic mass, size of about 13 cm × 8.8 cm, the boundary is clear, the rules of the edge, the posterior wall echo enhancement, local mass visible scattered scattered high echo point Floating in the middle of a wide echo about 0.2cm wide separation, uterine and bladder pressure right deviation; color Doppler showed no significant mass flow within and around the mass signal (Figure 1). Ultrasound diagnosis: cystic mass on the left attachment area, consider the left ovarian cysts can be