Skip Ribbon Commands
Skip to main content
Sign In

26037 Anser UST, Prometheus (3190)

Anser UST, Prometheus (3190)
Test Code: PUSTSO
Synonyms/Keywords

​Ustekinumab

Test Components
Simultaneously measures ustekinumab (UST) and antibodies to ustekinumab (ATU) levels in serum.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
​No ​Serum ​Serum Separator Tube (SST) ​Red Top Tube (RTT) ​2 mL ​0.5 mL
Specimen Stability Information
Specimen Type Temperature Time
Serum​ ​ ​Room Temperature ​7 days
​Refrigerate ​9 days
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Prometheus ​Monday through Friday ​3 days ​Nonradio-labeled liquid-phase mobility shift assay
Reference Lab
Reference Range Information
Performing Location Reference Range
​Prometheus Assay: Serum ustekinumab concentration (UST)
Lower Limit of Quantification: < 0.9 ug/mL
 
Assay: Antibodies to ustekinumab (ATU) concentration
Lower Limit of Quantificiation: < 1.6 U/mL
Interpretation
Any results above the lower limit of quantification will be listed as “Detected” and quantified.
Synonyms/Keywords

​Ustekinumab

Test Components
Simultaneously measures ustekinumab (UST) and antibodies to ustekinumab (ATU) levels in serum.
Ordering Applications
Ordering Application Description
​Cerner ​Anser UST, Prometheus (3190)
​COM ​Anser UST, Prometheus (3190)
If the ordering application you are looking for is not listed, contact your local laboratory for assistance.
Specimen Requirements
Fasting Required Specimen Type Preferred Container/Tube Acceptable Container/Tube Specimen Volume Specimen Minimum Volume
(allows for 1 repeat)
Pediatric Minimum Volume
(no repeat)
​No ​Serum ​Serum Separator Tube (SST) ​Red Top Tube (RTT) ​2 mL ​0.5 mL
Specimen Stability Information
Specimen Type Temperature Time
Serum​ ​ ​Room Temperature ​7 days
​Refrigerate ​9 days
Test Components
Simultaneously measures ustekinumab (UST) and antibodies to ustekinumab (ATU) levels in serum.
Reference Range Information
Performing Location Reference Range
​Prometheus Assay: Serum ustekinumab concentration (UST)
Lower Limit of Quantification: < 0.9 ug/mL
 
Assay: Antibodies to ustekinumab (ATU) concentration
Lower Limit of Quantificiation: < 1.6 U/mL
Interpretation
Any results above the lower limit of quantification will be listed as “Detected” and quantified.
For more information visit:
Performing Laboratory Information
Performing Location Day(s) Test Performed Analytical Time Methodology/Instrumentation
​Prometheus ​Monday through Friday ​3 days ​Nonradio-labeled liquid-phase mobility shift assay
Reference Lab
For billing questions, see Contacts
For most current information refer to the Marshfield Laboratory online reference manual.