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
Osteoahritis does not involve which of the following joints? 
Select and explain. 
A. Hip joint, B. DIP, C. Ankle joint, D. Cervical region
C: Ankle joint
Answer: C: Ankle joint 
Explanation: Osteoahritis predominantly involves the weight-bearing joints, including the knees, hips, cervical and lumbosacral spine, and feet. Other commonly affected joints include the distal interphalangeal (DIP) and proximal interphalangeal (PIP) joints of the hands. Osteoahritis rarely affects the elbow, wrist or ankle joints.