This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2019, Subject name: Medicine
Most common cause of fulminant diabetes is? 
Select and explain. 
A. Viruses, B. Diabetic Ketoacidosis, C. Non-ketotic hyperosmolar coma, D. Autoimmunity
A: Viruses
Answer: A: Viruses 
Explanation: Bcz of virus - coxackie B, Mumps, Rubella Type IDM - insulinopenia Leading causes - 1) Autoimmunity 2) Fulminant DM | 3) Bronze DM - Hemochromatosis