Acute sinusitis is inflammation of mucosa lining of one or more paranasal sinuses. In children, most cases begin as a viral infection that extends from nasal mucosa (rhinitis) onto the mucosal ...

Here’s a look at the 5-year relative survival rates for nasal cavity and paranasal sinus cancers in the United States from 2012 to 2018: ...

The maxillary sinus is the largest of the paranasal sinuses. The two maxillary sinuses are located below the cheeks, above the teeth and on the sides of the nose.

Paranasal sinus and nasal cavity cancer is a disease in which cancerous cells form in the tissues of the nose. Signs & Symptoms These are signs of paranasal sinus and nasal cavity cancer: A lump or ...

Tumours of the paranasal sinuses and nasal cavity account for 0.2–0.8% of all carcinomas in the body. 3 In the UK, the incidence of nasal tumours is about 10 per million population per year. 3 ...

A 67-year-old woman presents with painless diplopia in left gaze. Two months ago, she underwent endoscopic sinus surgery (ESS) involving the paranasal sinuses, during which her surgeon noted ...