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Test Code FEHAG Entamoeba histolytica Antigen, EIA

Specimen Required

Preferred Specimen Type: Unpreserved stool

Supplies: Sterile stool container

Container/Tube: Sterile stool container

Specimen Volume: 2 g

Specimen Stability Information: Frozen


Collection Instructions: Collect 2 grams of fresh unpreserved stool in sterile container. Send specimen frozen.


NOTE: Separate specimens must be submitted when multiple tests are ordered.

Secondary ID


Method Name

Enzyme Immunoassay (EIA)

Reporting Name

Entamoeba histolytica Antigen

Specimen Type


Specimen Minimum Volume

1 gram

Specimen Stability Information

Specimen Type Temperature Time Special Container
Fecal Frozen (preferred) 7 days
  Refrigerated  48 hours

Reject Due To

Hemolysis NA
Lipemia NA
Icterus NA
Other Stool in preservative; Carey-Blair Transport Media, rectal swabs; diaper specimens; liver abscess

Reference Values

Entamoeba histolytica Antigen: Not Detected


The Entamoeba histolytica Antigen EIA test detects only the antigen of the pathogenic E. histolytica; the non-pathogenic E. dispar is not detected.

Day(s) and Time(s) Performed

Monday, Wednesday, Friday

Performing Laboratory

Quest Diagnostics Infectious Disease

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
FEHAG Entamoeba histolytica Antigen 29905-7


Result ID Test Result Name Result LOINC Value
Z5167 Entamoeba histolytica Antigen 29905-7