Tumor morkers in the diagnosis of malignant lung tumors
- VernacularTitle:肿瘤标记物在肺部恶性肿瘤诊断中的意义
- Author:
Li ZHANG
;
Yuanbing HE
;
Ting LIU
- Publication Type:Journal Article
- Keywords:
tumor markers;
lung cancer;
diagnosis
- From:China Oncology
2000;0(06):-
- CountryChina
- Language:Chinese
-
Abstract:
Purpose:Investigate the clinical value of tumor markers CEA, CA50, CA199 and CA242 for the diagnosis of lung cancer.Methods:The 223 serum sample included 41 cases of squamous cell carcinoma, 46 cases of adenocarcinoma, 14 cases of small cell lung cancer, 16 cases of unclassified carcinoma, 6 cases of metastatic carcinoma, 100 cases of benign lung disease. The levels of CEA, CA50, CA199 and CA242 in the plasm were measured by ELISA. Some data were analyzed by t and ? 2 test. The results were analyzed with regard to sensitivity, specificity, negative prognostic value, positive prognostic value and positive percentage.Results:In all malignant groups the value of CEA was higher than normal value,while in benign group. There was notable difference (P
