This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Inversion injury at the ankle can cause all of the following, EXCEPT: 
Select and explain. 
A. Fracture tip of lateral melleolus, B. Fracture base of the 5th metatarsal, C. Sprain of Ext. Digitorum brevis, D. Fracture of sustentaculum tali
C: Sprain of Ext. Digitorum brevis
Answer: C: Sprain of Ext. Digitorum brevis 
Explanation: Adduction (inversion) injury of foot may lead to rupture of lateral ligament, fracture of lateral malleolus, fracture of sustentaculum tali and Jone's fracture (avulsion fracture base of 5th metatarsal). Ref: Apley's System of Ohopedics and Fractures, 8th Edition, Page 738