| Health / Medical Topics |
Stage 0 Nasal Cavity and Paranasal Sinus Cancer
Definition 1
Stage 0 includes: Tis, N0, M0. Tis: Carcinoma in situ. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 6th and 7th eds.) (NCI Thesaurus)
Definition 2
Abnormal cells are found in the innermost lining of the nasal cavity or ethmoid sinus. These abnormal cells may become cancer and spread into nearby normal tissue. (NCI Dictionary)
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