protein-energy malnutrition

Protein–energy malnutrition (PEM), sometimes called protein-energy undernutrition (PEU), is a form of malnutrition that is defined as a range of pathological conditions arising from coincident lack of dietary protein and/or energy (calories) in varying proportions. The condition has mild, moderate, and severe degrees.

Kwashiorkor (protein malnutrition predominant)

Marasmus (deficiency in calorie intake)

Marasmic kwashiorkor (marked protein deficiency and marked calorie insufficiency signs present, ...