<prompt> A child is suffering from severe PEM. Calories to be given per kg of body weight to regain weight -200 Kcal150 Kcal400 Kcal100 Kcal  <response>: Ans. is a 200 Kcal Ref. API Medicine, 6e, p. 1145, Ghai 6e, p 110.Energy requirements for - Severe protein energy malnutrition - 200 Kcalkgday. Moderate protein energy malnutrition- 150 Kcalkgday.About 8-10 of total calories should be obtained from proteins of higher biological value.Also know what O.P. Ghai says may become a future questionFor optimum catch tip growth of severely malnourished children, therapeutic diet should contain fluids 150mLkgday, energy 175-200 Kcalkgday and protein 4-5gkgday. Energy, rather than protein is the principal determinant of catch up growth rate. 