原发性恶性腹膜后肿瘤 primary malignant retroperitoneal tumors
腹膜后恶性肿瘤切除术后，5年生存率为14．5％。
The 5-year survival rate for malignant retroperitoneal tumors is 14.5%.
目的探讨腹膜后淋巴结切除术在初治及复发卵巢恶性生殖细胞肿瘤（OGCT）患者中对肿瘤复发及患者生存的影响。
Objective To evaluate the impact of lymphadenectomy on the relapse and survival of malignant ovarian germ cell tumor(OGCT).
恶性肿瘤常伴腹水，盆腔或腹膜后淋巴结肿大，大网膜增厚呈饼状，腹腔种植转移和肝脏转移。
Malignant carcinomas usually presented with ascites, pelvic and post-peritoneum enlarged lymph nodes, greater omentum like biscuits, peritoneum implanting and liver metastases.
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