Preferred Label : Lung Cancer pT1a TNM Finding v7;
NCIt related terms : pT1a;
NCIt definition : Lung cancer with a tumor size of 2 cm or less in greatest dimension, surrounded by
lung or visceral pleura and without bronchoscopic evidence of invasion more proximal
than the lobar bronchus (i.e., not in the main bronchus). The uncommon superficial
tumor of any size with its invasive component limited to the bronchial wall, which
may extend proximal to the main bronchus, is also classified as T1a. (from AJCC 7th
Ed.);
Origin ID : C88869;
UMLS CUI : C2982345;
Semantic type(s)
- concept_is_in_subset
