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: Orthopaedics
Paget's disease also known as - 
Select and explain. 
A. Osteitis deformans, B. Osteitis fibrosa cystica, C. 0steochondritis, D. Osteomalacia
A: Osteitis deformans
Answer: A: Osteitis deformans 
Explanation: None