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
In Kwashiorkor, which immunoglobulin is most affected - 
Select and explain. 
A. IgD, B. lgA, C. IgE, D. IgM
B: lgA
Answer: B: lgA 
Explanation: Ans. is 'b' i.e., IgA In malnourished subjects, secretory IgA is generally reduced. Therefore infections tend to be severe and recovery delayed.