This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urinary tract, Subject name: Pathology
Major stage of death unbend stage renal disease patients on display is which of the following 
Select and explain. 
A. Cardiovascular disease, B. Infection, C. Uremia, D. Respiratory failure
A: Cardiovascular disease
Answer: A: Cardiovascular disease 
Explanation: Principal cause of death in renal transplant patients in decreasing order Hea disease Infection Stroke