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Lab Test Dictionary

Hepatitis B Surface Antigen


Synonyms

HBsAG

Specimen Type

Serum or Plasma

Performing Lab

RCHSD Chemistry


Epic ID

LAB471

Lab Test Days

Tuesday and Thursday


Collection Information

Specimen Required

1-2 mL Blood

Container Type

Red Top (No Additive)


Processing Information - Lab Use Only

Transport Temperature

Refrigerate-OK/Frozen-OK/Ambient-OK

Specimen Stability

Room Temp=24 Hours; Refrigerated=6 Days; Frozen=6 Months

Test Volume Required

0.6 mL Serum or Plasma

Minimum Test Volume

0.3 mL Serum or Plasma

Processing Instructions

Avoid hemolysis. Avoid multiple freeze-thaw cycles.


Comments

Positives will be sent out for confirmation to Quest using test code 498 Hepatitis B Surface Antigen w/Reflex to Confirmation. This test is not offered as a screening or confirmatory test for blood donor specimens or specimens from autopsy/cadaver.


CPT Codes

87340, 87341


Revised

04-02-20

Initials

SL