Which condition is characterized by a sunken nose, small eyes, protruding tongue, and an expressionless face?

The condition that is characterized by a sunken nose, small eyes, protruding tongue, and an expressionless face is truly indicative of cretinism. Cretinism is a form of severe hypothyroidism that occurs in infancy or early childhood due to a deficiency of thyroid hormones, often due to an insufficient intake of iodine during pregnancy or in early life. This condition leads to physical and mental developmental delays.

Individuals with cretinism typically exhibit unique facial features, including the ones mentioned: a sunken nose, small eyes, protruding tongue, and an overall expressionless face, which are all the result of both hormonal deficiencies affecting growth and neural development. These distinctive characteristics help differentiate it from other conditions, as the other options present different sets of symptoms and developmental issues.

Understanding the specific features associated with each condition is crucial for diagnosis and management, particularly in a clinical setting where distinguishing between various developmental disorders is fundamental.