Stage IA2

**Semantic type:** Clinical Attribute

**Definition:** A stage term referring to invasive cervical cancer and invasive lung cancer. For cervical cancer, it includes: T1a2, N0, M0. T1a2: Tumor with stromal invasion more than 3.0 mm and not more than 5.0 mm with a horizontal spread 7.0 mm or less. N0: No regional lymph node metastasis. M0: No distant metastasis. For lung cancer, it includes: T1b, N0, M0. T1b: Tumor measuring more than 1 cm but 2 cm or less in greatest dimension. N0: No regional lymph node metastasis. M0: No distant metastasis. (adapted from AJCC)