This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Kidney, Subject name: Pharmacology
Contraindications of ACE inhibitors include 
Select and explain. 
A. Unilateral renal aery stenosis, B. Bilateral Renal aery stenosis, C. Hypeensive emergencies, D. All the above
B: Bilateral Renal aery stenosis
Answer: B: Bilateral Renal aery stenosis 
Explanation: ACE Inhibitors are contraindicated in B/L renal aery stenosisThey can be used if benefits are more in U/L stenosisThey are used in hypeensive emergencies eg: EnalaprilatRef: KD Tripathi 6th ed, Pg 484