Source:http://linkedlifedata.com/resource/umls/id/C2987516
NCI: Stage 0 includes: (Tis, N0, M0). Tis: Carcinoma in situ. N0: No regional lymph node metastasis. M0: No distant metastasis. FIGO no longer includes stage 0. (AJCC 7th ed.),NCI: Abnormal cells are found in the cervical epithelium (the innermost lining of the cervix). These abnormal cells may become cancer and spread into nearby normal tissue.