Lower Limb Fractures
A 52-year-old man presents after twisting his ankle stepping off a curb. Radiographs show a spiral oblique fracture of the fibula at the level of the syndesmosis. The medial malleolus is intact but there is medial tenderness. Gravity stress views show a medial clear space of 6mm (compared to 3mm on the uninjured side). Regarding ankle fractures:
Mark each as TRUE or FALSE
The Weber classification is based on the fibular fracture level relative to the syndesmosis: Weber A...
The ankle functions as an osseoligamentous ring; isolated single-point injuries are rare, so always ...
Weber A fractures require syndesmosis fixation; supination-external rotation (SER) is the rarest ank...
One millimeter of lateral talar shift reduces tibiotalar contact area by 42%, emphasizing the import...
Supination-external rotation (SER) is the most common mechanism (40-75%) producing a spiral fibula f...
Answer the questions to see explanations
Click T (True) or F (False) for each option