Lactate Dehydrogenase
| Abbrev Code: | LDH | ||
| Order Code: | LAB5891 | Order Name: | Lactate Dehydrogenase |
| Synonyms: | LD | ||
| Methodology: | Roche: UV assay - NAD to NADH
Vista: Bichromatic rate Woodwinds: Lactate to pyruvate |
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| CPT Codes: | 83615 x1, 83615 x1 | ||
| Turnaround Time: | Performed and reported 24 hours/day. | ||
| Special Instructions: | Vista: Room temperature sample must be analyzed within 24 hours of collection. | ||
| Associated Links: | |||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2.5 mL |
| Minimum\Peds Volume: | 0.6 mL |
| Collection Instructions: | Chemistry Tests Containers Chart |
| Causes for Rejection: | Hemolyzed specimens.
Vista: Specimens greater than 24 hours old. Refrigerated specimens. |
Processing and Shipping
| Specimen Processing: | Centrifuge and aliquot 1.25 mL, 0.2 mL minimum. Separate plasma or serum from cells promptly. Centrifuge samples containing precipitate before analyzing.
Roche: Store at refrigerated temperature. Vista: Store at room temperature. Analyze within 24 hours of collection. Avoid prolonged refrigeration. |
| Shipping Instructions: | Roche testing sites: Ship at refrigerated temperature.
Vista testing sites: Ship at room temperature. |
| Stability: | Roche: 7 days at room temperature; 4 days refrigerated; 6 weeks frozen.
Vista: 24 hours at room temperature. |
| Test Performed at or Referral Lab | Chemistry (CSC Maple Grove, Roche-CSC Mpls, Roche-Grand Itasca, Roche-Lakes, Roche-Northland, Roche-Range, Roche-Ridges, Roche-Southdale, Roche-St. John's, Roche-UMMC East, Woodwinds) |
Interpretive
| Reference Range: |
Woodwinds:
All other sites:
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