This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skeletal system, Subject name: Radiology
"Codfish" veebra is not seen commonly in which of the following 
Select and explain. 
A. Osteoporosis, B. Gaucher's disease, C. Osteogenesis Imperfecta, D. Renal Osteodystrophy
B: Gaucher's disease
Answer: B: Gaucher's disease 
Explanation: Fish veebra, also known as codfish veebra, describes the biconcave appearance of veebrae (especially lumbar veebrae).Seen in: OsteoporosisSickle cell disease Hereditary SpherocytosisHomocystinuriaRenal Osteodystrophy Osteogenesis ImperfectaThalassemia Major (rarely)Gaucher&;s disease shows H shaped veebrae.