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
Absolute contraindication for IVP is: 
Select and explain. 
A. Idiosyncrasy to iodine, B. Multiple myeloma, C. Raised blood urea, D. All of the above
A: Idiosyncrasy to iodine
Answer: A: Idiosyncrasy to iodine 
Explanation: Ans. Idiosyncrasy to iodine