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
Haglund's deformity is seen in which joint? 
Select and explain. 
A. Elbow, B. Wrist, C. Knee, D. Ankle
D: Ankle
Answer: D: Ankle 
Explanation: Answer- D. AnklePrbminence of posterosuperior poion of calcaneus leading to heel pain is called Haglund deformity.A Haglund deformity, or pump bump, is caused by chronic inflammation of the adventitious superficial pretendinousAchilles bursa that separutes the Achilles tendon from the overlying skin."-Campbell's operative