ALT

General Information

Lab Name

ALT

Lab Code

ALTG

Epic Name

ALT

Synonyms

Alanine Aminotransferase, SGPT

Components

Code Name
ALT ALT (Beckman)
ALTRD ALT (Roche)

Interpretation

Method

Spectrophotometry

Reference Range

See individual components

Ordering & Collection

Specimen Type

Peripheral Blood

Collection

HMC and UWMC Onsite Locations
Preferred: 4 mL blood in LIME GREEN PST tube
Also Acceptable: 4 mL blood in Orange RST, Gold SST, Red Top, and Green Top tube
Pediatric: 1 full LIME Green Microtainer
Unacceptable: Gray Top

Offsite Clinic or Other Locations
Preferred: 4 mL blood in Gold SST tube
Also Acceptable: 4 mL blood in Orange RST, Gold SST, Red Top, and Green Top tube
Pediatric: 1 full LIME Green Microtainer
Unacceptable: Gray Top

Quantity

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

Processing

Serum/plasma should be separated from red cells within 2 hours. Refrigerate.

Unacceptable: Hemolysis

Note: If ordered with Aspartate Aminotransferase, see ALT and AST [ALST].

Performance

LIS Dept Code

Chemistry, Automated Panels (CHA)

Performing Location(s)

HMC Chemistry, Automated
206-520-4600

325 9th Ave, Rm # GWH-47, Seattle, WA 98104-2420
UW-NW Main Lab
206-668-1344

UW Medical Center – Northwest
1550 N 115th Street, A200
Seattle, WA 98133
UW-MT Chemistry, Automated
206-520-4600

Clinical Lab, Room NW220,
University of Washington Medical Center,
1959 NE Pacific street, Seattle, WA 98195
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.
CL Infectious Disease Division (IDD) - Virology

1601 Lind Ave SW
Renton, WA 98057

Phone: 206-685-6656 option 8
Hours of Operation:
Mon–Fri: 7:00 AM–7:00 PM
Sat: 9:00 AM–4:00 PM
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.

Frequency

Daily

Available STAT?

Yes

Billing & Coding

CPT codes

84460

LOINC

1742-6

Interfaced Order Code

UOW6400