Glossary

Sinusitis

Sinusitis

Also: Nasennebenhöhlenentzündung

Sinusitis is an inflammation of the paranasal sinuses, often following a cold. Typical signs are a feeling of pressure in the face, a blocked nose and sometimes headaches.

Symptoms rather than terms?

Describe what's going on — we'll find the right doctor for you.

Editorial content · as of 9/5/2026