Methodology
Chromatography/Mass Spectrometry
Synonyms
Newborn Screen Follow-Up
Specimen Type
Serum or Plasma
Performing Lab
Quest San Juan Capistrano
Epic ID
Other Reference Test
Lab Test Days
Sunday-Friday
Standard TAT
5-6 Days
Collection Information
Specimen Required
1-2 mL Blood
Container Type
Dark Green (Sodium Heparin)
Collection Instructions
Serum collected in a serum separator tube (SST) or in a (red-top) tube is also acceptable. Specimen must be accompanied with a special Quest Metabolic Newborn Screen Follow-Up TRF with the CDPH Quest Client account number to lab.
Processing Information - Lab Use Only
Transport Temperature
Frozen-Only
Specimen Stability
Room Temp=1 Hour; Refrigerated=1 Hour; Frozen=30 Days
Rejection Criteria
Gross hemolysis; Received room temp; Received refrigerated; Lithium heparin plasma
Test Volume Required
1 mL Serum or Plasma
Minimum Test Volume
0.2 mL Serum or Plasma
Processing Instructions
Specimen must be accompanied with a special Quest Metabolic Newborn Screen Follow-Up TRF with the CDPH Quest Client account number to Quest frozen. Contact Jennifer Widmer (Metabolic/NBS Coordinator) at x224642 for any questions.
CPT Codes
82017
Revised
11-12-20
Initials
SL