label: Pathologic Stage IIIA Cutaneous Melanoma AJCC v8
label_lc: pathologic stage iiia cutaneous melanoma ajcc v8
description: Stage IIIA includes: T1a/b-T2a, N1a or N2a, M0. T1a: Tumor measuring less than 0.8 mm in thickness. Ulceration status: Without ulceration. T1b: Tumor measuring less than 0.8 mm in thickness with ulceration, or 0.8-1.0 mm with or without ulceration. T2a: Tumor measuring more than 1.0 and equal to or less than 2.0 mm in thickness. Ulceration status: Without ulceration. N1a: One clinically occult nodal metastasis (i.e., detected by sentinel lymph node biopsy). Presence of in-transit, satellite, and/or microsatellite metastases: No.  N2a: Two or three clinically occult nodal metastases (i.e., detected by sentinel lymph node biopsy). Presence of in-transit, satellite, and/or microsatellite metastases: No.  M0: No evidence of distant metastasis. LDH level is not applicable. (AJCC 8th ed.)