NCIt synonyms : Stage IA Vulvar Carcinoma AJCC v9;
NCIt definition : Stage IA includes: T1a, N0, M0. T1a: Tumor measuring 2 cm or less in greatest dimension
and with stromal invasion measuring 1mm or less. Note: Depth of invasion is measured
from the basement membrane of the deepest adjacent tumor-free rete ridge to the deepest
point of invasion. N0: No regional lymph node metastasis. M0: No distant metastasis.
(AJCC 9th Ed.);