This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skeletal infections, Subject name: Orthopaedics
A 35 yr old lady with chronic backache. On X-ray she had a D12 collapse. But Interveebral disc space is maintained. All are possible except - 
Select and explain. 
A. Multiple myeloma, B. Osteoporosis, C. Metastasis, D. Tuberculosis
D: Tuberculosis
Answer: D: Tuberculosis 
Explanation: REF : MAHESWARI 9TH ED