<unk>  biopsy is the gold standard test for the diagnosis of<unk> <unk> . However, in order to determine the extent of invasion and to derive therapy, other investigative modalities such as CT scan, sputum cytology and PET scan are also necessary. According to the American Joint Committee on Cancer (AJCC) staging system, there are 4 stages of malignant<unk> <unk>  based on 3 factors: tumor size, lymph node invasion, and metastasis. Each stage is assigned a letter and a number that designate T for tumor size, N for node invasion, and M for metastasis.
Lung mass diagnostic study of choice
Solitary pulmonary nodule diagnostic study of choice
Hemoptysis diagnostic study of choice
Non small cell lung cancer diagnostic study of choice
Pancoast tumor diagnostic study of choice
Adenocarcinoma of the lung diagnostic study of choice
Pulmonary nodule other diagnostic studies
Lung mass other diagnostic studies