This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nephrotic and Nephritic syndrome, Subject name: Medicine
All are features of RPGN except? 
Select and explain. 
A. Rapid recovery, B. Crescent formation, C. High blood pressure, D. Non - selective proteinuria
A: Rapid recovery
Answer: A: Rapid recovery 
Explanation: Rapidly progressive glomerulonephritis (RPGN)- characterized by a rapid loss of renal function, with glomerular crescent formation If left untreated, it rapidly progresses into acute renal failure and death within months. C/F- hematuria, red blood cell casts in the urine and non selective proteinuria Hypeension and edema are also seen.