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Epic Code LAB1230712 Anser UST

Test Name Alias

ustekinumab level

ustekinumab antibodies (ATU)

Interface Order Alias

1230712

Specimen Requirements

Specimen Type: Serum
Container/Tube: 6mL Red top (no additive) or Gold SST
Volume: 2 mL
Minimum volume: 0.5 mL
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours.  Aliquot serum and refrigerate.

 

Specimen Transport Temperature

Refrigerate

Special Instructions

Please specify patient's current dosage and frequency of ustekinumab on the AnserUST test requisition. Submit AnserUST test requisition with specimen.

Specimen Stability

Ambient: 7 days

Refrigerate: 9 days

Test Frequency

Sent to reference laboratory, TAT up to 7 days.

Performing Department

REFERRAL SEND OUTS

Performing Department Laboratory Location

Send Out to Prometheus Ref. Lab

Methodology

Size exclusion high-performance liquid chromatography (SE-HPLC). Simultaneously measures ustekinumab (UST)  and antibodies to ustekinumab (ATU) levels in serum.

CPT

84999 (x1)

Epic Test ID

1230102297

Beaker LOINC

Send Out test to Prometheus , LOINC Unavailable

Reviewed Date

6/9/2023

Beaker Names

Beaker Procedure Name: ANSER UST
Beaker Display Name: Anser UST
BEAKER TEST NAME: ANSER UST
BEAKER TEST REPORT NAME: Anser UST

Beaker Synonyms

No synonym on file

Beaker Collection and Specimen Handling

BEAKER COLLECTION: +S/PO/R

Beaker Location, Container and Temperature

PROMETHEUS REFRIGERATE: RED TOP TUBE R (Preferred)-Refrigerated