This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth, Development, and Behavior, Subject name: Pediatrics
What is the cut off value for Mid Upper Arm circumference (MUAC) to diagnose severe malnutrition? 
Select and explain. 
A. 11.5 cms, B. 12.5 cms, C. 13.5 cms, D. 14.5 cms
A: 11.5 cms
Answer: A: 11.5 cms 
Explanation: Ans. A. 11.5cmsMUAC is widely used measurement and requires minimum equipment. It increases rapidly in the first year (11-16cms) and then is found to be relatively stable between the ages 1 and 5 years at a value of 16-17cms. Any value below 13.5cms is abnormal and suggestive of malnutrition. However, a value below 11.5cms is suggestive of severe malnutrition.