Stage IB Lung Cancer AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage IB includes: T2a, N0, M0. T2a: Tumor measuring more than 3 cm but 4 cm or less in greatest dimension. N0: No regional lymph node metastases. M0: No distant metastasis. (AJCC 8th ed.)

**Synonyms:** - Stage IB - Stage IB Lung Cancer