Differentiate acute PEM from chronic PEM?

Acute is a relatively new occurrence Chronic has been happening for an extended period of time.

Acute PEM = PEM that is new Cronic PEM = PEM that has been happening for sometime and will continue to happen. What is PEM

An acute PEM stands for Protein-Energy Malnutrition. It is a potentially fatal-body depletion disorder. It is the leading cause of death in children in some developing countries

Most people can lose up to 10% of their body weight without side effects, but losing more than 40% is almost always fatal.

chronic is when something has been therr for a long period of time.Acute is when it is sudden there.