Epic Code LAB96 Lactate Dehydrogenase (LDH), Blood Level
Test Name Alias
Lactate Dehydrogenase Blood Level | LDH Blood Level | LD | 8255 | 1230100865
Interface Order Alias
10051
Collection Instructions
Specimen Collection: Blood
Container(s): Gold Top (Serum Separator-SST Gel) or Light Green Top (Lithium Heparin Gel)
Minimum Volume to Collect: 1.0 mL
Neonate Volume to Collect: 1.0 mL
Capillary collect ok? Yes
Microtainer acceptable: Yes
Collection Instructions:
- Avoid hemolysis.
- After collection, gently invert tube 8-10 times.
- Specimen should be processed within 2 hours See Processing Instructions.
Processing Instructions (Laboratory, Outpatient or Off-site Collection):
Processed Specimen: Plasma or Serum
Centrifuge/Spin: Yes
Aliquot: Yes
Processing Instructions:
- Serum is preferred specimen type
- Green Tube/Plasma: Centrifuge after collection.
- Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours
- Plasma must be free from cells
- Minimum processed specimen volume: 0.5 mL Serum or Plasma
Transport Temperature: Refrigerated
Specimen Transport Temperature
Refrigerate
Specimen Stability
Ambient: Preferred specimen storage* 3 days
Refrigerate: Not recommended but acceptable* 3 days
Frozen: Not recommended but acceptable*
Laboratory Retention: 72 hours
*Reagent manufacturer has indicated that LDH values may be affected by variation in specimen storage temperatures for patients with certain diseases.
Test Frequency
Available 24 hours, usual TAT 1 day.
Reference Range
| Male or Female: | CHW | CHS |
| 0 up to 10 Days | 200 – 1200 U/L | 225 - 600 U/L |
| 10 Days up to 31 Days | 200 – 600 U/L | 225 - 600 U/L |
| 31 Days up to 1 Year | 200 – 600 U/L | 170 - 450 (PRI) U/L |
| 1 Year up to 5 Years | 180 – 380 U/L | 120 - 300 U/L |
| 5 Years up to 10 Years | 165 – 340 U/L | 120 - 300 U/L |
| 10 Years up to 15 Years | 120 – 300 U/L | 120 - 300 U/L |
| 15 Years up to 18 Years | 100 – 220 U/L | 105 - 235 (PRI) U/L |
| 18 Years and up | 100 – 220 U/L | 135 - 214 U/L |
Performing Department
Chemistry
Performing Department Laboratory Location
CHW
Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Big Rapids Laboratory, Big Rapids, MI
Corewell Health Gerber Laboratory, Fremont, MI
Corewell Health Greenville Laboratory, Greenville, MI
Corewell Health Ludington Laboratory, Ludington, MI
Corewell Health Pennock Laboratory, Hastings, MI
Corewell Health Reed City Laboratory, Reed City, MI
Corewell Health Zeeland Laboratory, Zeeland, MI
CHS
Corewell Health Lakeland St. Joseph Laboratory, St. Joseph, MI
Corewell Health Lakeland Marie Yeager Cancer Center, St. Joseph, MI
Corewell Health Lakeland Niles Laboratory, Niles, MI
Methodology
Enzymatic - UV
CPT
83615
CDM Code
3018361502
Epic Test ID
1230100865
LOINC
LD: 14804-9
Reviewed Date
3/7/2024
Updated Date
3/14/2024 -Specimen stability
5/21/2025 - CHS info added
12/2/2025 - Gold Top Preferred specimen
Orderable Regions
Southwest; West