The major manifestations of OHSS included abdominal distension, nausea, ascites, hydrothorax, oliguria, concentrated blood, acid-base and electrolytea,disturbance, azotemia, thrombosis etc.

• 经白蛋白、低分子右旋糖酐、6%25贺斯等扩容治疗,腹腔、胸腔穿刺放液,甚至终止妊娠等措施治疗后痊愈。