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腹膜假粘液瘤多由于恶性肿瘤的种植或良性囊肿破裂刺激腹膜所致,如阑尾或卵巢粘液样囊腺瘤或囊腺癌等,其特点为粘液样腹水积累、病程长、缓慢进展和低度恶性过程.作者报道4例不寻常的表现.例1为一49岁妇女,主诉左上腹痛半年,22年前急阑尾粘液样囊腺癌,作阑尾切除.这次手术时发现脾下极有一巨大肿块,脾门处还有一囊性肿块,约2cm大小,切除脾脏、脾下极肿块和脾门处囊肿,病理示低
Peritoneal pseudomyxomas are mostly caused by the growth of malignant tumors or benign cysts that stimulate the peritoneum, such as appendiceal or ovarian mucinous cystadenoma or cystadenocarcinoma, characterized by accumulation of mucinous ascites, long duration, slow progression, and low Malignant process. The authors report unusual cases in 4 cases. Case 1 is a 49-year-old woman who complained of abdominal pain in her left upper abdomen for six months. She had an appendicectomy for appendiceal cystadenocarcinoma 22 years ago. During this operation, she found that there was a huge spleen. Masses, there is a cystic mass at the splenic portal, about 2cm in size, removal of the spleen, splenic mass and splenic cysts, pathology showed low