CT detection of lymph node metastasis is easier in mediastinum than in hilum, with sensitivity of 80% in the former and of 50% in the latter.

• 电脑断层摄影，对于检查胸纵隔淋巴结转移，较之于肺门淋巴结，容易得多。其敏感度，前者为80%25，而后者为50%25。