Among the following, the best indicator for acute malnutrition in the under-fives is
Wasting (deficit in weight-for-height) indicates a deficit in tissue and fat mass and may result either from failure to gain weight or from actual weight loss.It usually signifies acute onset malnutrition. Page 101,Ghai essential pediatrics 6th edition
Midarm circumference
Head/chest circumference ratio
Weight for height
Height for age
Nutrition