An increase in LDH-5 enzyme is seen in the following except:
Correct Answer: Pulmonary embolism
Description: Ans. D. Pulmonary embolismLactate dehydrogenase converts Pyruvic Acid to Lactic Acid. It has 5 Isoenzymes. Isoenzymes are the physically distinct forms of the same enzyme but catalyze the same reaction and differ from each other structurally, electrophoretically and immunologically. LDH-1 and LDH-2 rises in myocardial infarction and LDH-5 increases in liver diseases, breast carcinoma, prostate carcinoma and malignancies of CNS.TypePolypeptide ChainsElectrophoretic mobilityTissue rich in Isoenzyme typeLDH-1(H4 )Fastest movingFound in myocardium.LDH-2(H3 M) LDH-3(H2 M2 ) LDH-4(HM3 ) LDH-5(M4 )Slowest movingFound in Liver
Category:
Biochemistry
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now