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Also known as: LD; Lactate dehydrogenase; Total LDH; LDH isoenzymes

At a Glance

Why Get Tested?

To help identify the cause and location of tissue damage in the body, and to monitor its progress. LDH is elevated in a wide variety of conditions reflecting its wide spread tissue distribution. Historically, has been used to help diagnose and monitor a heart attack, but troponin has replaced LDH in this role.

When to Get Tested?

Along with other tests, when your doctor suspects that you have an acute or chronic condition that is causing tissue or cellular destruction and wants to identify and monitor the problem.

Sample Required?

A blood sample taken from a vein in your arm

Test Preparation Needed?