Inactivated/Replace Test
Effective Date
12/17/2024
Included in Report
Replacement Test
GAMMA-HYDROXYBUTYRIC ACID (GHB) WITH REFLEX TO CONFIRM, SERUM
GHBS – “Gamma-Hydroxybutyric Acid Screen, Serum/Plasma” replaced by GHBSP – “Gamma-Hydroxybutyric Acid (GHB) with Reflex to Confirm, Ser”
Back to Test UpdatesInactivated/Replace Test
Inactivated Test Details
Mnemonic
GHBS
Ordering Code
3300800
CPT-4 Codes(s)
80307
Replacement Test Details
Mnemonic
GHBSP
Ordering Code
3300067
CPT-4 Codes(s)
80307
Turnaround Time
6 - 10 days (If positive: 8 - 15 days)
Performed
Varies
Legacy Code
GHBSP
Example Report
Specimen Information
Collect
Red top
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum in a screw
capped plastic vial. Positive screens will reflex to confirmation.
capped plastic vial. Positive screens will reflex to confirmation.
Alternate Specimen
Plasma: EDTA
Minimum Volume
1.0 mL
Transport Temperature
Refrigerated
Rejection Criteria
Serum separator tube (SST), Plasma: sodium citrate or ACD or Plasma separator tube (PST)
Stability
Room temperature: 30 days
Refrigerated: 30 days
Frozen: 60 days
Refrigerated: 30 days
Frozen: 60 days
Methodology
GC-MS/MS
Reference Range
See report
Performing Laboratory
NMS Labs
New York DOH Approval Status
Yes