What is the role of the enzyme lactate dehydrogenase in the diagnosis of myocardial infarction?

A It is used to diagnose liver disease
B It is used to diagnose kidney disease
C It is used to diagnose myocardial infarction by measuring lactate levels ✓
D It is used to diagnose pancreatic disease

Explanation

Lactate dehydrogenase is an enzyme that catalyzes the conversion of lactate to pyruvate. In myocardial infarction, the heart muscle releases lactate dehydrogenase into the bloodstream, making it a useful marker for diagnosis.

Source

Harper's Biochemistry
Enzymes in Disease Biochemistry Cardiovascular Diseases Medium MEDICAL Confidence: high