Enzyme Immunoassay (EIA)
Useful in cases of amebiasis where ova and parasite examinations are inconclusive. This assay will detect only the antigen of the pathogenic E. histolytica; it will not detect the non-pathogenic E. dispar.
3 - 8 days
Collect 2 grams fresh unpreserved stool in a sterile container. Send specimen frozen.
Test sent to Mayo Medical Laboratories; performed by Quest Diagnostics Infectious Diseases, Inc.