目的　提高腹膜假性黏液瘤的诊断与治疗水平。方法　 4例大量粘稠果冻样腹水疑为腹膜假性黏液瘤患者采用剖腹探查和病检 ,手术清除病灶联合腹腔内化疗。结果　 2例生存期已超过 5年 ,1例已存活 2年 ,1例死亡。结论　腹膜假性黏液瘤有特征性临床表现及病理学异常 ,积极治疗可延长患者存活期 Objective To improve the diagnosis and treatment of pseudomyxoma peritonei. Methods 4 cases of viscous jelly-like ascites suspected as peritoneal pseudomyxoma patients using laparotomy and pathological examination, surgical removal of lesions combined with intraperitoneal chemotherapy. Results Two patients had been alive for more than five years, one had survived for two years and one died. Conclusion Peritoneal pseudomyxoma has characteristic clinical manifestations and pathological abnormalities, and active treatment can prolong the survival of patients