Glossary

Deformity

Deformity

Deformität·Also: Fehlbildung, Fehlform

A deformity is a permanent malformation or distortion of a part of the body, for example a joint, a bone or the spine. It may be congenital or result from illness or injury.

Symptoms rather than terms?

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

Editorial content · as of 9/5/2026