Lactate Dehydrogenase and Isoenzymes
is a topic covered in the Davis's Lab & Diagnostic Tests
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LDH and isos, LD, and isos.
To assess myocardial or skeletal muscle damage toward diagnosing disorders such as myocardial infarction or damage to brain, liver, kidneys, and skeletal muscle.
There are no food, fluid, activity, or medication restrictions unless by medical direction.
(Method: Enzymatic [L to P] for lactate dehydrogenase, electrophoretic analysis for isoenzymes) Reference ranges are method dependent and may vary among laboratories.
|Age||Conventional and SI Units|
|0–2 yr||125–275 units/L|
|2–3 yr||166–232 units/L|
|4–6 yr||104–206 units/L|
|7–12 yr||90–203 units/L|
|13–14 yr||90–199 units/L|
|15–43 yr||90–156 units/L|
|Greater than 43 yr||90–176 units/L|
|LDH Fraction||% of Total||Fraction of Total|
Critical Findings and Potential Interventions
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Bladh, Mickey Lynn., and Anne M. Van Leeuwen. "Lactate Dehydrogenase and Isoenzymes." Davis's Lab & Diagnostic Tests, 7th ed., F.A. Davis Company, 2017. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425337/all/Lactate_Dehydrogenase_and_Isoenzymes.
Bladh ML, Van Leeuwen AM. Lactate Dehydrogenase and Isoenzymes. Davis's Lab & Diagnostic Tests. 7th ed. F.A. Davis Company; 2017. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425337/all/Lactate_Dehydrogenase_and_Isoenzymes. Accessed November 21, 2019.
Bladh, M. L., & Van Leeuwen, A. M. (2017). Lactate Dehydrogenase and Isoenzymes. In Davis's Lab & Diagnostic Tests. Available from https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425337/all/Lactate_Dehydrogenase_and_Isoenzymes
Bladh ML, Van Leeuwen AM. Lactate Dehydrogenase and Isoenzymes [Internet]. In: Davis's Lab & Diagnostic Tests. F.A. Davis Company; 2017. [cited 2019 November 21]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425337/all/Lactate_Dehydrogenase_and_Isoenzymes.
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