Stage I Sinonasal Cancer AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage I includes: T1, N0, M0. T1: Maxillary sinus: Tumor limited to the maxillary sinus mucosa with no erosion or destruction of bone. Nasal cavity and ethmoid sinus: Tumor restricted to any one subsite, with or without bony invasion. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 8th ed.)

**Synonyms:** - Stage I Nasal Cavity and Paranasal Sinus Cancer - Stage I Nasal Cavity and Paranasal Sinus Cancer AJCC v8 - Stage I Nasal Cavity and Paranasal Sinus Carcinoma AJCC v8 - Stage I Sinonasal Carcinoma AJCC v8