Clinical application of central venous catheter for treating malignant fluid in serous membrane cavity

[Objective] To search the value of central venous catheter in the diagnosis and treatment for malignant fluid in serous membrane cavity. [Methods] The fluid drown from thoracic cavity, abdominal cavity and pericardium by subcutaneous puncture and placing catheter was made the routine examination and cytologic examination after entirely excluding the fluid, the drugs was injected into the cavity. [Results] The punctures were successfully performed in a total of 41 times in thoracic cavity, abdominal cavity and pericardium. The diagnosis of 5 cases was confirmed by the cytologic examination of the fluid. The catheters were placed for 19 days on average. One patient was infected. [Conclusions] Central venous catheter is placed safely and conveniently in the puncture of thoracic cavity, abdominal cavity and pericardium. The technique is worthy to be widely used.