Clinical Staging of Stage I Non-Small Cell Lung Cancer in the Netherlands—Need for Improvement in an Era With Expanding Nonsurgical Treatment Options: Data From the Dutch Lung Surgery Audit [1]
The authors examined the concordance of clinical and pathological staging using prospectively collected data from the Dutch Lung Surgery Audit, examining patients with clinical stage I disease. Among 1,555 patients, the concordance of cTNM and pTNM was 60%. 22.6% of patients were upstaged after resection, . The difference was more evident in patients with T2a tumors.