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: Pathology
Mosaic pattern of lamellar bone is seen in? 
Select and explain. 
A. Achondroplasia, B. Osteogenesis Imperfecta, C. Osteitis deformans, D. Osteopetrosis
C: Osteitis deformans
Answer: C: Osteitis deformans 
Explanation: Mosaic pattern of lamellar bone is hall mark of Pagets disease (also called Osteitis deformans)