This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nutrition and Health, Subject name: Social & Preventive Medicine
All are true about severe malnutrition EXCEPT: 
Select and explain. 
A. < 3SD from mean weight for height, B. <2 SD from mean weight for height, C. Oedema with malnutrition weight for height, D. < 70% weight for height
B: <2 SD from mean weight for height
Answer: B: <2 SD from mean weight for height 
Explanation: Am: b (<2SD from mean weight for height)Ref: IAP guidelines on hospital based management of severely malnourished childrenSevere malnutrition is defined as the presence of severe wasting (< 70% weight for height or <3SD and/ or oedema. Criteria associated with increased risk of mortality* Weight for height <70% NCHS median or <_ 3SD* Visible severe wasting* Bipedal oedema* MUAC < 11 cm