Ethmoid Sinus Papilloma

**Semantic type:** Neoplastic Process

**Definition:** A papilloma that arises from the ciliated respiratory mucosa that lines the ethmoid sinus.

**Synonyms:** - Ethmoid Sinus Schneiderian Papilloma - Schneiderian Papilloma of Ethmoid Sinus - Schneiderian Papilloma of the Ethmoid Sinus