Lactate Dehydrogenase Isoenzymes


May be used to differentiate between muscle/heart/haemolytic diseases where total LDH is elevated (however poor specificity). Will also detect macro LDH.

Also known as


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To request this test please send sample with a request providing patient ID (three identifiers), specimen information, assay required, relevant clinical details and sender information. Before sending sample please read details on requesting and labelling by clicking on the link. Please also refer to any additional information provided for this test.

Additional information

Not applicable

Sending address

Chemical Pathology Reception
Level 1, Camelia Botnar Building
Great Ormond Street Hospital
Great Ormond Street

Laboratory service

Chemical Pathology

Sample requirements

0.5 ml lithium heparin plasma / serum. Send by 1st class post

Reference range

Qualitative report

Turnaround time

Up to 6 weeks

Disease / group

Unexplained high enzyme activity.


Upon request

Call in advance?

Not required

Chemical Pathology

The Chemical Pathology Laboratory provides an extensive range of services covering both routine biochemistry and specialised analysis and interpretation.

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