Respiratory Glossary

Plain-English explanations of lung and breathing conditions, symptoms, infections, tests, procedures and treatments. Search for a word or browse from A to Z.

We are adding entries to the glossary. Please check back soon.

This glossary is for general information only and is not a substitute for medical advice. If you are worried about your symptoms, please speak to your GP or specialist. If you have severe breathlessness, chest pain, blue lips or are coughing up large amounts of blood, call 999 or go to A&E.

Have a question about your breathing or a diagnosis?

Book a Consultation
24/7 AI secretary support via phone24/7 AI secretary support via phone24/7 AI secretary support via phone24/7 AI secretary support via phone
24/7 AI secretary support via phone24/7 AI secretary support via phone24/7 AI secretary support via phone24/7 AI secretary support via phone