Bone within bone appearance is feature of?: (A) Fibrous Dysplasia, (B) Osteopetrosis, (C) Osteogenesis Imperfecta, (D) Osteoporosis
Answer is B. - Bone within Bone Appearance is seen in Osteopetrosis other causes of bone within bone appearance is: Sickle cell disease osteomyelitis Caffey disease Bone healing hypervitaminosis D Pagets disease acromegaly