This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Imaging of Metabolic Bone Disease, Subject name: Radiology
Which of the following is/ are radiological features of fluorosis? 
Select and explain. 
A. Osteosclerosis, B. Cortical thickening, C. Enthesopathy, D. All the above
D: All the above
Answer: D: All the above 
Explanation: Ans. is 'd' i.e., All the above Radiological features of fluorosis areo Osteosclerosis - particularly affecting the axial skeleton,o Cortical thickening with encroachment on medullary cavity,o Enthesopathy with ligamentous ossification,o Large spinal osteophytes.