This test is not orderable.
PredictrPK IFX Maintenance
Build info
Synonyms
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- PREDICTRPK IFX MAINTENANCE
- LAB4198
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Short Name
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PREDICTRPK IFX MAINTENANCE
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Procedure Master Number
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LAB4198
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Procedure ID
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192069
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Clinical Info
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PredictrPK IFX testing during maintenance quickly assess a patient’s pharmacokinetic (PK) profile to facilitate individualized precision-dosing of IFX.
The test offers actionable insights with projected serum IFX concentrations based on the current dosing regimen as well as with alternative dosing options.
Precision-guided dosing with PredictrPK increases the likelihood of achieving therapeutic targets, recapturing clinical response and
shortening the time to remission.
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Specimen Sources
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Blood, Arterial
Blood, Capillary
Blood, Central Line
Blood, Venous
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Specimen Types
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Blood
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Container
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Container/Tube: Gold Top Tube
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Collection Instructions
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Container/Tube: Gold Top Tube or red Top Tube
Specimen: 2.0 mL serum.
Special Instructions: This test requires specific dosage information that is required by Prometheus.
They will not run without it. See Attached Requisition
Serum collection: After ≥14 weeks of IFX therapy, serum can be collected ≤3 days prior
to week 14 or ≥20 days after any maintenance infusion, up to and including at trough.
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Transport Instructions
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Refrigerated
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Specimen Stability
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Room temp: 14 days
Refrigerated: 14 days
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Methodology
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Days Performed
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TAT:4-5 Days
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Performing Laboratory
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Prometheus Labs
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CPT
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84999
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PDM
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524515
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Only Orderable at Locations:
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Orderable Everywhere
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Results
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| Component Name |
Base Name |
Common Name |
External Name |
| SERUM INFLIXIMAB (IFX) CONCENTRATION |
SERUMINFLIX |
SERUM INFLIXIMAB IFX CONCENTRATION |
Serum Infliximab (Ifx) Concentration |
| ANTIBODIES TO INFLIXIMAB (ATI) CONCENTRATION |
ATICONC |
ANTIBODIES TO INFLIXIMAB CONCENTRATION |
Antibodies To Infliximab (Ati) Concentration |
| ADA ALBUMIN |
ADAALBUMIN |
ADA ALBUMIN |
ADA ALBUMIN |
| HEALTHCARE PROVIDER INPUTS |
HEALTHPROVIN |
HEALTHCARE PROVIDER INPUTS |
HEALTHCARE PROVIDER INPUTS |
| PROMETHEUS LABORATORY FOOTER |
PROMLABFT |
PROMETHEUS LABORATORY FOOTER |
Prometheus Laboratory Footer |
| ETA IFX TROUGH |
ETAIFXTROUGH |
ETA IFX TROUGH |
ETA IFX trough |
| ETA IFX Q4 WEEK |
ETAQ4WEEK |
ETA IFX Q4 WEEK |
ETA IFX q4 week |
| ETA IFX Q6 WEEK |
ETAIFXQ6WEEK |
ETA IFX Q6 WEEK |
ETA IFX q6 week |
| ESTIMATED IFX AT Q8 WEEKS |
IFXQ8WEEKS |
ESTIMATED IFX AT Q8 WEEKS |
Estimated IFX at q8 weeks |
| ETA IFX TARGET |
ETAIFXTARGET |
ETA IFX TARGET |
ETA IFX target |
| IFX CLEARANCE |
IFXCLEAR |
IFX CLEARANCE |
IFX Clearance |
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