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Labwise › Tests › Metabolic panel (CMP)

LDHIU/L

LDH is an enzyme released when cells anywhere in the body break down.

See your own LDH on its range.

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What LDH measures

LDH is an enzyme released when cells anywhere in the body break down.

If your LDH is low

Low LDH is not a concern.

Worth asking your clinician: Nothing specific.

If your LDH is high

LDH above the range is non-specific: it rises whenever cells break down, including after exercise, with red cell breakdown, liver or muscle conditions, or sample handling.

Commonly associated with

Worth asking your clinician: Whether a repeat and more specific tests are useful.

Typical reference range

GroupTypical range
Adults119 – 226 IU/L

Typical adult values used by many US labs. Your own report prints the range your lab validated for its method, and that range is the one that counts. Labwise always uses the printed range first.

If it is within range

Your LDH is within the range printed by your lab.

Also listed as

Lactate Dehydrogenase, LD, LDH, Serum

Related tests

This page is general information about what a laboratory test measures and what results outside a reference range are commonly associated with. It is not medical advice, does not diagnose any condition and does not replace your clinician. Discuss your results with your healthcare provider.