The free cancer cells positive rate related to the tumor infiltration depth, serous membrane invasion area and the type of histopathology.

游离癌细胞检出阳性率与肿瘤浸润深度、浆膜受侵面积及病理组织学类型有关。

Purpose: To search the value of central venous catheter in the diagnosis and treatment which was placed in serous membrane cavity for the treatment of malignant fluid.

目的应用中心静脉导管对恶性浆膜腔积液的置管，探索其在诊断治疗上的价值。