From January 1989 to March 1996, we have operated on 102 cases of non-small cell lung cancer at the department of Thoracic and Cardiovascular Surgery, Yonsei University Wonju College of Medicine.
@ES They were clinically evaluated.
@EN 1. The peak incidence of age of primary lung cancer was 5th decade(34.3%) and 6th decade(38.2%). Male to female ratio was 2.5:1.
2. Most of symptoms were respiratory, which were cough(61.8%), sputum(43.1%), chest discomfort and pain(30.4%), dyspnea(27.5%), and hemoptysis(9.8%). Asymptomatic cases were 1.9% of study group.
3. Methods of diagnostic confirmation were bronchoscopic biopsy(59.8%), sputum cytology(17.6%), percutaneous needle aspiration(11.8%) and open biopsy(10.8%).
4. Histopathologic classifications were squamous cell carcinoma(55.9%), adenocarcinoma(30.5%), adenosquamous cell carcinoma(6.9%), large cell carcinoma(4.9%), bronchioalveolar cell carcinoma(0.9%), and mixed cell carcinoma(0.9%).
5. Methods of operation were pneumonectony(47.1%), lobectomy(38.2%), bilobectomy(5.9%), wedge resection(1.9%), exploration(6.9%), and overall resectability was 93.1%.
6. Postoperative staging classifications were Stage I (13.7%), Stage II(31.4%), Stage IIIb(14.7%), and Stage IV(1.9%).
7. The postoperative complications developed in 9.8%, and operative rnortality was 1.9%.
8. One year survival rate was 81.7%, 3 year 49.7% and 5 year 21.8%. According to stage, 5 year survival rate was 39% in stage I, 24,3% in stage II, 23.9% in stage IIIa.
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