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.
结论腹腔镜后腹膜淋巴结活检为后腹膜淋巴结肿大提供安全有效的诊断手段。
Conclusions Laparoscopic biopsy of retroperitoneal lymph nodes offers a safe and effective alternative in the diagnosis of enlargement of retroperitoneal lymph nodes.
体积较大的肠系膜或腹膜后肿大淋巴结及脾大是支持诊断淋巴瘤的征象。
Bulky mesenteric or retroperitoneal lymphadenopathy and splenomegaly are findings that support the diagnosis of a lymphoma.
结果胰腺淋巴瘤的CT表现不具特征性，主要表现为胰头、体部弥漫性肿块呈不规则结节状融合改变，多伴有肝门、胰头旁及后腹膜淋巴结肿大。
Results There was no characteristic in findings of pancreatic lymphoma. The main findings were diffusely enlarged masses in the head and body of pancreatic.
结果胰腺淋巴瘤的CT表现不具特征性，主要表现为胰头、体部弥漫性肿块呈不规则结节状融合改变，多伴有肝门、胰头旁及后腹膜淋巴结肿大。
Results There was no characteristic in findings of pancreatic lymphoma. The main findings were diffusely enlarged masses in the head and body of pancreatic.
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