A
5200 Harry Hines Blvd.
,
Dallas
,
TX
75235
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General Information
Alias: B-12
Performed: 24 hrs.
Turn Around Time: Med Emerg: 90 minutes; Routine: 4 hrs.
CPT Codes: 82607
Performed By: Chemistry
Notes:
Vitamin B12 determinations should be performed on serum or plasma samples from fasting patients.
Note: Samples with extremely high total protein concentrations (e.g. patients suffering from Waldenstrom's macroglobulinemia) are not suitable for use in this assay, since they may lead to the formation of protein gel in the assay cup.
Reference ranges accompany report.
Components
Name |
Method |
Sex |
Age Range |
Ref. Range Low |
Ref. Range High |
Units |
Vitamin B-12 |
Electro chemiluminescence Immunoassay "ECLIA" |
|
|
0 |
232 |
pg/mL |
Specimen Requirements
Type |
Container |
Volume |
Units |
Collection / Delivery |
Storage / Transport |
Off Campus |
Blood |
Red w/Gel, 5mL |
Fill Tube |
|
Avoid hemolysis. Deliver to the Logistics laboratory within 2 hours of collection. |
Room Temperature |
Specimens should be spun and aliquots prepared when needed. Store in appropriate temperature conditions and deliver to Logistics Laboratory. |