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HelpTest Code SAM Entamoeba histolytica Antibody, Serum
Reporting Name
E. histolytica Ab, SUseful For
As an adjunct in the diagnosis of extraintestinal amebiasis, especially liver abscess
Serology may be particularly useful in supporting the diagnosis of amebic liver abscess in patients without a definite history of intestinal amebiasis and who have not spent substantial periods of time in endemic areas
Performing Laboratory
Mayo Medical Laboratories in Rochester
Specimen Type
SerumAdvisory Information
Direct detection of Entamoeba histolytica in stool specimens is recommended to diagnose intestinal amebiasis. See OAP / Parasitic Examination.
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 |
|---|---|---|
| Serum | Frozen (preferred) | 30 days |
| Refrigerated | 7 days |
Reference Values
Negative
Day(s) and Time(s) Performed
Tuesday, Thursday; 9 a.m.
Test Classification
This test has been cleared or approved by the U.S. 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 |
Reject Due To
|
Hemolysis |
Mild OK; Gross reject |
|
Lipemia |
Mild OK; Gross reject |
|
Icterus |
NA |
|
Other |
NA |
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Forms
If not ordering electronically, complete, print, and send a Gastroenterology and Hepatology Test Request Form (T728) with the specimen (http://www.mayomedicallaboratories.com/it-mmfiles/gastroenterology-and-hepatology-test-request.pdf)