congenital defect

Compound Noun (Abstract): "Congenital defect" is an abstract compound noun because it refers to a medical condition or abnormality present from birth. 

It is countable: “The baby was born with a rare congenital defect.”

It is a compound noun: congenital (from Latin congenitus, meaning “born with”) + defect (from Latin defectus, meaning “failure” or “deficiency”).

• A physical or functional abnormality present at birth, resulting from genetic or environmental factors during development.
• A medical condition that exists from birth and affects the structure or function of the body.
• Any deviation from normal development in a foetus that leads to impaired form or function.

• The screening revealed a congenital defect affecting the heart valves.
• Certain medications during pregnancy can increase the risk of congenital defects.
• Doctors performed surgery to correct the congenital defect shortly after birth.