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: Medicine
Which of the following types of glomerulonephritis is least likely to cause CRF: 
Select and explain. 
A. Post streptococcal glomerulonephritis, B. Membranous GN, C. Membrano proliferative GN, D. Focal segmental glomerulosclerosis
A: Post streptococcal glomerulonephritis
Answer: A: Post streptococcal glomerulonephritis 
Explanation: Answer is A (Post streptococcal GN): Acute post streptococcal GN is a cause of acute Renal failure and not Chronic Renal Failure. The other types of GN listed in the question are causes of CRF. In Post Streptococcal Gn (Acute GN): 95% of the affected children recover. The remaining of who do not recover, develop a Rapidly Progressive form of Glomerulonephritis and land up in ACUTE RENAL FAILURE.