Methodology
DNA Sequencing; Polymerase Chain Reaction (PCR)
Synonyms
Alpha-Globin Variants; Nondeletional Alpha-Thalassemia; Constant Spring; Hemoglobin Constant Spring; HB Constant Spring
Specimen Type
Whole Blood
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
LAB4024
Lab Test Days
Wednesday
Standard TAT
3 Weeks (Tuesday)
Collection Information
Specimen Required
3-5 mL Whole Blood
Container Type
Lavender (EDTA)
Collection Instructions
Whole Blood collected in an ACD Solution A/B (yellow-top), EDTA (royal blue-top), or sodium heparin (green-top) is also acceptable.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Ambient-OK
Specimen Stability
Room Temp: 30 Days, Refrigerated 30 Days; Frozen: 30 Days
Rejection Criteria
Wrong test indication; Wrong specimen type; Exceeds specimen stability; Less than minimum required volume
Test Volume Required
5 mL Whole Blood
Minimum Test Volume
3 mL Whole Blood
Comments
Insurance authorization is required prior to draw for outpatients. MJ Approval required for Inpatients. No special paperwork needed.
CPT Codes
81259
Revised
10-01-22
Initials
SA