肺癌与肺结核 的影像学诊断
肺癌与肺结核 的影像学诊断
肺癌分类 Lung cancer,bronchogenic carcinoma ◆病理分型：鳞、小、腺、大 临床分型：中央型、周围型、纵隔 型
肺癌分类 Lung cancer, bronchogenic carcinoma 病理分型：鳞、小、腺、大 临床分型：中央型、周围型、纵隔 型
Squamous cell Ca ◆30-40%，generally central(70% hilar or perihilar in subsegmental or larger bronchi) .strong association with cigarette smoking about 15%bronchogenic carcinomas are cavitary,and of these,nearly 60%are squamous cell lesions,wall typically thick and nodular
Squamous cell Ca 30-40%，generally central (70% hilar or perihilar in subsegmental or larger bronchi) strong association with cigarette smoking about 15% bronchogenic carcinomas are cavitary, and of these, nearly 60% are squamous cell lesions, wall typically thick and nodular
.intralumenal growth pattern- often resulting in distal atelectasis or post-obstructive pneumonitis (a non-infectious process). .the lowest frequency of distant metastases,spreads to involve local nodes by direct extension .the most favorable prognosis Hypertrophic osteoarthropathy
intralumenal growth patternoften resulting in distal atelectasis or post-obstructive pneumonitis (a non-infectious process). the lowest frequency of distant metastases, spreads to involve local nodes by direct extension the most favorable prognosis Hypertrophic osteoarthropathy
adenocarcinoma ◆ as common as squamous cell carcinoma (30-40%). generally peripheral (75%) uncommonly cavitate commonly metastasizes early to lymph nodes,the pleura,adrenal glands,CNS,and bone
adenocarcinoma as common as squamous cell carcinoma (30-40%). generally peripheral (75%) uncommonly cavitate commonly metastasizes early to lymph nodes, the pleura, adrenal glands, CNS, and bone