Lactate Dehydrogenase (Roche)

General Information

Lab Name

Lactate Dehydrogenase (Roche)

Lab Code

LDRD

Epic Name

(not orderable in Epic)

Synonyms

LD, LDH

Interpretation

Method

Spectrophotometry

Reference Range

Units: U/L
Female Male Unknown
AgeRange AgeRange AgeRange
0-0-225 0-0-225

Effective date: 12/17/2025

Guidelines

Ordering & Collection

Specimen Type

Peripheral Blood

Collection

HMC and UW-MT Onsite Locations:
Preferred: 4 mL blood in LIME GREEN PST tube
Also Acceptable: 4 mL blood in ORANGE RST, GOLD SST, RED TOP or GREEN TOP tube
Unacceptable: Gray top

Offsite Clinic or Other Locations:
Preferred: 4 mL blood in GOLD SST tube
Also Acceptable: 4 mL blood in ORANGE RST, LIME GREEN PST, RED TOP or GREEN TOP tube
Unacceptable: Gray top

Fred Hutch Locations:
Preferred: 4 mL blood in ORANGE RST
Also Acceptable: 4 mL blood in GOLD SST tube or RED TOP tube
Unacceptable: LIME GREEN PST or GREEN TOP tube

Quantity

requested: 1 mL Serum/Plasma
minimum: 0.5 mL Serum/Plasma

Processing

Note: LD can be added to Lime Green PST within 8 hours of collection or Gold SST within 24 hours of collection.

FHCC Locations: Samples are acceptable within 24 hours of the collection either refrigerated or at room temperature.

Performance

LIS Dept Code

Chemistry, Automated Panels (CHA)

Performing Location(s)

FHCC Alliance Lab, Immunotherapy Lab
FHCC FHCC Peninsula Laboratory

19917 7th Ave NE Ste 100, Poulsbo, WA 98370-6555

Phone: 360-842-5116
Fax: 360-842-5150
Hours of Operation: 8:00 a.m. - 5:00 p.m.
FHCC FHCC Peninsula Laboratory

19917 7th Ave NE Ste 100, Poulsbo, WA 98370-6555

Phone: 360-842-5116
Fax: 360-842-5150
Hours of Operation: 8:00 a.m. - 5:00 p.m.
FHCC Fred Hutch Alliance Lab
206-606-1088

825 Eastlake Ave, Seattle, WA 98109

Fax: 206-606-2027
Hours of Operation: 6:00 a.m. - 10:00 p.m.

Includes satellite labs:
• SAIM - Sloan Clinic 1, 6th Floor
• FHH3 - Sloan Clinic 2, 3rd Floor
• FHH4 - Sloan Clinic 2, 4th Floor
FHCC Fred Hutch Community Lab, Evergreen Campus
425-441-2640

10240 NE 128th St
Kirkland, WA 98034

Fax: 425-441-2707
Hours of Operation: 7:30 a.m. - 5:00 p.m.
HMC Chemistry, Automated
206-520-4600

325 9th Ave, Rm # GWH-47, Seattle, WA 98104-2420
UW-MT Chemistry, Automated
206-520-4600

Clinical Lab, Room NW220,
University of Washington Medical Center,
1959 NE Pacific street, Seattle, WA 98195
UW-NW Main Lab
206-668-1344

UW Medical Center – Northwest
1550 N 115th Street, A200
Seattle, WA 98133

Frequency

Monday through Sunday

Available STAT?

Yes

Billing & Coding

CPT codes

83615

LOINC

14804-9

Interfaced Result Code

UOW6402