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Paliperidone (as 9-Hydroxyrisperidone), serum or plasma-994

Test info

Test name:

Paliperidone (as 9-Hydroxyrisperidone), serum or plasma

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

9-Hydroxyrisperidone
Invega®

Useful for:

Therapeutic drug management

Specimen

Specimen type:

Serum

Collection container:

Red serum vial/tube, 5 mL

Volume:

3.0 mL

Minimum volume:

0.6 mL

Collection instructions:

Trough levels are most reproducible

Processing instructions:

Allow sample to clot
Spin within two (2) hours of sample collection
Transfer serum to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as serum

Transport container:

Transfer vial/tube with cap - 12mL (LabCorp)

Alternate specimen type:

Heparin plasma

Alternate collection container:

Dk green heparin (Li or Na), no gel

Alternate collection instructions:

Immediately following collection, mix sample thoroughly by gently inverting 8 - 10 times to prevent clotting

Alternate processing instructions:

Spin within two (2) hours of sample collection
Transfer plasma to a Transfer vial/tube with cap - 12mL (LabCorp), labelled as the appropriate plasma type

Transport and stability:

Refrigerated (preferred)

Ambient (OK) - 3 days

Frozen (OK)

Reason for rejection:

Gel-barrier tubes are not recommended

Performance

Performing lab:

Labcorp (790856): R-NX

Days set up:

TAT:

7 - 10 days

Method:

Liquid chromatography/tandem mass spectrometry (LC/MS-MS)

Clinical and Interpretive info

Reference ranges:

20 − 60 ng/mL

Billing

CPT codes:

G0480

Subject to medical necessity (Y/N):

Yes

LCD/NCD:

Medical necessity

Tracking

Date created:

06/16/2021

Revised date:

12/28/2023

Review date:

12/28/2023