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: Pediatrics
Frequent relapse in Nephrotic syndrome implies 
Select and explain. 
A. 3 or more relapse in 1yr, B. Relapse every month, C. 2 or more relapse in 6 months of initial response, D. Relapse every 3 months
C: 2 or more relapse in 6 months of initial response
Answer: C: 2 or more relapse in 6 months of initial response 
Explanation: Frequent relapse : 2 or more relapse in 6 months of initial response  , 4 or more relapse in any 12 month period.