THIAMINB1
Vitamin B1 (Thiamine), Whole Blood
EPIC Test Procedure Code: LAB3439
Synonyms:
Thiamine
Performing Lab:
Referral Laboratory
Patient Preparation:
Blood samples should be collected before breakfast in the morning and prior to any medication.
Container Type:
Lavender top (EDTA) tube
Specimen Type:
Whole blood
Preferred Volume:
1 mL
Minimum Volume:
0.5 mL
Specimen Processing:
1. Do NOT separate the plasma from the cells.
2. Pour off the specimen into a screw top plastic transport tube and freeze the whole blood specimen.
3. To avoid delays in turn around time when requesting multiple tests on frozen samples, submit separate frozen specimens for each test requested.
Store and Transport:
Frozen (DO NOT SEPARATE)
Stability:
Frozen - 14 days
(Freeze/thaw cycles - Stable x6)
Unacceptable Condition:
Plasma specimens and anticoagulants other than EDTA will be rejected.
CPT Codes:
84425 - Vitamin B1 Thiamine (EAP 30021141)
Method:
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)