Preferred Label : Stage I Gallbladder Cancer AJCC v6;
NCIt synonyms : Stage I Gallbladder Carcinoma AJCC v6; Stage I Carcinoma of the Gallbladder AJCC v6; Gallbladder Carcinoma Stage I AJCC v6; Gallbladder Cancer Stage I AJCC v6; Stage I Carcinoma of Gallbladder AJCC v6;
NCIt related terms : Stage I Gallbladder Cancer; stage IB gallbladder cancer; stage IA gallbladder cancer;
NCIt definition : Stage I includes: IA: (T1, N0, M0); IB: (T2, N0, M0). T1: Tumor invades lamina propria
or muscle layer. T1a: Tumor invades lamina propria. T1b: Tumor invades muscle layer.
N0: No regional metastasis. M0: No distant metastasis. (AJCC 6th ed.);
Alternative definition : NCI-GLOSS: Stage I gallbladder cancer is divided into stages IA and IB. In stage IA,
cancer has spread beyond the innermost (mucosal) layer to the connective tissue or
to the muscle layer. In stage IB, cancer has spread beyond the muscle layer to the
connective tissue around the muscle.;
Neoplastic status : Malignant;
Codes from synonyms : CDR0000413910; CDR0000423256;