This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Radiology
"Millary shadow" on chest X-ray is seen in 
Select and explain. 
A. Tuberculosis, B. Rheumatoid Ahritis, C. Pneumoconiosis, D. All
D: All
Answer: D: All 
Explanation: A i.e. T.B; B i.e. R.A; C i.e. Pneumoconiosis