Category Eponymictionary
Tönnis classification of DDH 680

Tönnis classification

Tönnis classification for developmental hip dysplasia: radiographic grades, key landmarks, limitations, historical development and the IHDI system

Gissane angle 680

Gissane angle

Gissane angle. Measurement on lateral calcaneal radiographs, normal values, clinical use, limitations and historical development.

Sharp angle 680

Sharp angle

Sharp angle measures acetabular inclination on AP pelvic radiographs. Review the measurement, normal values, history and Ullmann–Sharp attribution.