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ENTAMOEBA HISTOLYTICA (AMEBIASIS), ANTIBODY, IgG

Mnemonic

AMB S

Synonym

Amoebic Antibody - Amebiasis Antibody

Specimen Collection Requirements

Collect

Serum, one gold (SST) top tube

Handling

Separate serum from cells ASAP and refrigerate. Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Please mark specimen plainly as Acute or Convalescent.

Preferred Volume

1.0 mL

Minimum Volume

0.5 mL

Transport

Refrigerated (2-8°C)

Rejection Criteria

Severely lipemic, contaminated, heat-inactivated or hemolyzed specimens

Stability

AFTER SEPARATION FROM CELLS: Ambient: 2 days; Refrigerated: 2 weeks; Frozen: 1 year, avoid repeat freeze/thaw cycles

Testing Information

Performed

Tue, Fri

Reported

1-5 days

Method

Enzyme-Linked Immunosorbent Assay (ELISA)

Referral Lab

ARUP (50070)

Reference Values

Reference Values

0.79 IV or less:    Negative, no significant level of detectable E. histolytica IgG antibody
0.80-1.19 IV:      Equivocal, repeat testing in 10-14 days may be helpful
1.20 IV or greater:    Positive, IgG antibody to E. histolytica detected, suggestive of a current or past infection.

CPT Codes

86753

Last Updated: Thursday, January 5, 2017 03:40:59 AM


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