ALT and AST

Interpretation

Method

Spectrophotometric

Reference Range

See individual components

Ordering & Collection

Specimen Type

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
Pediatric: 1 Full LIME GREEN MICROTAINER

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
Pediatric: 1 Full LIME GREEN MICROTAINER

Handling Instructions

Instructions for Outside Clients: Serum/plasma should be separated from red cells within 2 hours. Refrigerate.

Quantity

requested: 1 mL serum/plasma
minimum: 0.5 mL serum/plasma

Processing

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

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.
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

84450, 84460

LOINC

18719-5

Interfaced Order Code

UOW4723