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Entamoeba histolytica (Amebiasis) Antibody, IgG by ELISA

Test Codes

EPIC: LAB1230926, Beaker: XEHG, Mayo: EHOLG

Department

Send Outs

Instructions

Acute and convalescent specimens must be labeled as such; parallel testing is preferred, and convalescent specimens must be received within 30 days from receipt of the acute samples. Please mark sample plainly as "acute" or "convalescent."

Specimen Collection Criteria

Collect (preferred specimen): One Gold-top SST tube.
Also acceptable: One plain Red-top tube.

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells. Transfer serum to a plastic transport tube and freeze (2-8°C or 36-46°F).

Preparation for Courier Transport

Transport: 0.5 mL serum, frozen (2-8°C or 36-46°F). (Minimum: 0.4 mL)

Rejection Criteria

• Hemolyzed specimens.
• Severely lipemic specimens.
• Heat-inactivated specimen
• Specimens not collected and processed as indicated.
  

In-Lab Processing

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells. Transfer serum to a plastic transport tube and freeze (2-8°C or 36-46°F).

Transport: 0.5 mL serum, frozen (2-8°C or 36-46°F). (Minimum: 0.15 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): unacceptable
Refrigerated (2-8°C or 36-46°F): 14 days
Frozen (-20°C/-4°F or below): 30 days

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to Mayo Clinic Laboratories in Rochester, MN.

Performed

Tuesday, Thursday.
Results available in 1-5 days.

Reference Range

By report.

Test Methodology

Semi-Quantitative Enzyme-Linked Immunosorbent Assay.

CPT Codes

86753

Contacts

Last Updated

7/21/2024