2104      Hepatitis B Virus Surface Antibody, Post-Vaccination
Specimen:
  Collect: One 7.5 mL SST

Also Acceptable
One 4 mL Lavender (EDTA)
One 4 mL Green Top (Li Heparin) 
  Submit: 2 mL (Min:1 mL) Serum. Submit Refrigerated. Submit in a Standard Transport Tube.

Also Acceptable
2 mL (Min:1 mL) Plasma. Submit Refrigerated. Submit in a Standard Transport Tube. 
  Special Handling: Allow specimen to clot completely at room temperature
Avoid Repeated Freeze/Thaw Cycles 
  Stability: Ambient: 2 Day(s); Refrigerated: 3 Day(s); Frozen: 1 Month(s); Incubated: Unacceptable 
Performed: Mon-Fri 
Reported: 1-3 Day(s) 
CPT Codes:
86706 - Hepatitis B Surface Antibody (HBsAb)
Interpretive Data:
A POSITIVE Anti-HBs indicates an antibody level equal to or greater than 10 mIU/ml which usually indicates current immunity to Hepatitis B infection.