label: Stage IB Distal Bile Duct Cancer AJCC v7
label_lc: stage ib distal bile duct cancer ajcc v7
description: Stage IB includes: T2, N0, M0. T2: Tumor invades beyond the wall of the bile duct.  N0: No regional lymph node metastasis.  M0: No distant metastasis. (from AJCC 7th Ed.)