Background: Maxillary sinus mucocele is a rare form of mucocele and are usually under diagnosed due to its vague symptomatic presentation. It is caused by obstruction of the natural ostium and accumulation of secretions inside the sinus cavities. It is a locally expansile lesion and symptoms are due to pressure on surrounding structures. https://www.ealisboa.com/mega-sale-Sol-Sunguard-Altitude-Sunscreen-1-5oz-big-savings/