Test Code EHISTM Entamoeba histolytica Antibody, Serum
Additional Codes
MAYO: SAM
EPIC: LAB2425
Reporting Name
E. histolytica Ab, SUseful For
As an adjunct in the diagnosis of extraintestinal amebiasis, especially liver abscess
Performing Laboratory

Specimen Type
SerumOrdering Guidance
Direct detection of Entamoeba histolytica in fecal specimens is recommended to diagnose intestinal amebiasis. See OAP / Ova and Parasite, Concentrate and Permanent Smear, Microscopy, Feces or OAPNS / Ova and Parasite, Microscopy, Varies.
Shipping Instructions
Specimen Required
Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Specimen Volume: 0.5 mL
Specimen Minimum Volume
0.15 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Frozen (preferred) | 30 days | |
Refrigerated | 7 days |
Reference Values
Negative
Reference values apply to all ages.
Day(s) Performed
Tuesday, Thursday
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
86753
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
SAM | E. histolytica Ab, S | 22285-1 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
9049 | E. histolytica Ab, S | 22285-1 |
Report Available
Same day/1 to 5 daysReject Due To
Gross hemolysis | Reject |
Gross lipemia | Reject |
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Forms
If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.