VITAMIN B12

Name: VITAMIN B12

Mnemonic: B12

Container: Serum, Serum Separator

Handling: Patient should be fasting Volume: 1.0 ml serum protected from light Stability: 2 days refrigerated, 2 mos frozen

Methodology: Methodology: ECLIA

Reported: Routine 4 hrs

CPT: 82607

Units: pg/ml

Note: Cannot be added on to specimens exposed to ambient light > 4hrs