Which of the following diseases is a result of protein deficiency?
Option 3: Correct.
Kwashiorkor is a severe protein malnutrition affecting children in famine-prone areas, characterized by sufficient calorie intake but inadequate protein. Key symptoms are edema, irritability, an enlarged liver, and skin abnormalities. It differs from marasmus (overall calorie deficiency) by its specific protein deficit, hindering growth and development.
Kwashiorkor Features: Edema (swelling) resulting from low plasma proteins Fatty liver (hepatomegaly) Dermatitis and altered hair color Irritability and lethargy.
Summary: Protein deficiency is the direct cause of Kwashiorkor, differentiating it from malnutrition due to vitamin lack or insufficient calories.