* Marasmus is a presentation of severe acute malnutrition (SAM).
* There is a severe deficiency of calories in the diet
* Child body weight is less than 60% normal for age, sex and height
* There is growth retardation and loss of muscle mass
* Visceral protein compartment (liver) is preserved as the muscles are used as an energy source.
* There is multivitamin deficiencies, anemia and immuno-suppression
RC 10th Ed. p 434