Test ID: LD_I
Lactate Dehydrogenase (LD) Isoenzymes, Serum
Secondary ID 
A test code used for billing and in test definitions created prior to November 2011
8679
NY State Approved Indicates the status of NY State approval and if the test is orderable for NY State clients.
Yes
Useful For Suggests clinical disorders or settings where the test may be helpful
Investigating a variety of diseases involving the heart, liver, muscle, kidney, lung, and blood
Differentiating heart-synthesized lactate dehydrogenase (LD) from liver and other sources
As an aid in the diagnosis of myocardial infarction when used in combination with total creatine kinase (CK) and CK-MB
Investigating unexplained causes of LD elevations
Detection of macro-LD
Profile Information A profile is a group of laboratory tests that are ordered and performed together under a single Mayo Test ID. Profile information lists the test performed, inclusive of the test fee, when a profile is ordered and includes reporting names and individual availability.
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| LD | Lactate Dehydrogenase (LD), S | Yes | Yes |
| LDI | LD Isoenzymes, S | No | Yes |
Method Name A short description of the method used to perform the test
LDI/305: Electrophoresis Densitometry
LD/8344: Photometric Rate
Reporting Name A shorter/abbreviated version of the Published Name for a test; an abbreviated test name
Lactate Dehydrogenase Isoenzymes, S
Aliases Lists additional common names for a test, as an aid in searching
Isoenzymes of Lactate Dehydrogenase (LD)
Lactate Dehydrogenase Isoenzymes, S
LD (Lactate Dehydrogenase)
LD Isoenzymes
LDH (Lactate Dehydrogenase)
LDH Fractionation
LDH Isoenzymes
Lactate Dehydrogenase Isoenzymes, S
LD (Lactate Dehydrogenase)
LD Isoenzymes
LDH (Lactate Dehydrogenase)
LDH Fractionation
LDH Isoenzymes
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