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We evaluated N1 for correct staging of lung cancer by CT. Short and long axis of hilar lymph nodes (HLN) of 40 lung cancer were measured on thin-section dynamic CT. All HLN were proved by histopathological study after R2 resection. 114 HLN were detected by CT in 38 cases. True positive of HLN was 111, and false positive was three. There was statistically significant difference in size between...
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