Source:http://linkedlifedata.com/resource/umls/id/C1336096
NCI: Stage 0 includes: pTis, N0, M0, S0. pTis: Intratubular germ cell neoplasia (carcinoma in situ). N0: regional lymph node metastasis. M0: No distant metastasis. S0: Marker study levels within normal limits. (AJCC 6th and 7th eds.)