This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: NEET Jan 2020, Subject name: Radiology
A 65 year old female attended th Ohopaedics OPD with a chief complaint of chronic back ache. The radiograph of lumbar spine is obtained. What could be the most probable diagnosis? 
Select and explain. 
A. Rheumatoid Ahritis, B. Osteoporosis, C. Renal Osteodystrophy, D. Paget's Disease
B: Osteoporosis
Answer: B: Osteoporosis 
Explanation: The given history of back pain in a 65 year old female with the above given radiograph points towards the diagnosis of Osteoporosis. Radiograph shows multiple endplate compression fractures throughout the lumbar veebra. The term fishmouth veebra / codfish veebra have been used to describe the biconcave appearance (given in the image in the question) of the veebrae that occur in Osteoporosis and sickle cell anemia patients.