Maxillary Sinus Cancer pT4a TNM Finding v8

**Semantic type:** Finding

**Definition:** Maxillary sinus cancer with moderately advanced local disease. Tumor invades anterior orbital contents, skin of cheek, pterygoid plates, infratemporal fossa, cribriform plate, sphenoid or frontal sinuses. (from AJCC 8th Ed.)

**Synonyms:** - Maxillary Sinus Carcinoma pT4a TNM Finding v8