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Printable Test Catalog - OU Medicine

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[EHISAB] Entamoeba histolytica Antibody<br />

SPECIMEN REQUIRED: Refrigerated serum<br />

TUBE OR CONTAINER: Red or Gold<br />

SPECIMEN VOLUME: 0.5 mL<br />

MINIMUM VOLUME: 0.2 mL<br />

TEST AVAILABILITY: Daily<br />

REFERENCE RANGE: Ratio: Negative: Equivocal: 0.9-1.1 OD<br />

Positive: >1.1 OD<br />

OTHER NAMES: E. histolytica, Amebic Antibodies; Amebiasis<br />

Antibodies<br />

METHODOLOGY: Enzyme immunoassay (EIA)<br />

CPT: 86753<br />

[EHIST] Entamoeba histolytica Antigen<br />

SPECIMEN REQUIRED: Frozen stool<br />

TUBE OR CONTAINER: Leak-proof plastic container<br />

SPECIMEN VOLUME: 10 grams<br />

MINIMUM VOLUME: 1 gram<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 2-4 days<br />

REFERENCE RANGE: Not detected<br />

METHODOLOGY: Enzyme immunoassay (EIA)<br />

CLINICAL USE: Confirmation of an intestinal amebiasis<br />

CPT: 87337<br />

[EHRAB] AB EHRLICHIA<br />

SPECIMEN REQUIRED: Refrigerated serum<br />

TUBE OR CONTAINER: Red or Gold<br />

SPECIMEN VOLUME: 1 mL<br />

MINIMUM VOLUME: 0.4 mL<br />

TEST INCLUDES: Antibody to E. chaffeensis IgG and IgM<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 2-5 days<br />

REFERENCE RANGE: Negative: < 1:40<br />

METHODOLOGY: Indirect Fluorescent antibody (IFA)<br />

CLINICAL USE: Identify presence of antibody to E. chaffeensis<br />

CPT: 86317 x 2<br />

[EHRLICHPCR] AB EHRLICHIA BY PCR<br />

SPECIMEN REQUIRED: Whole blood or bone marrow at room<br />

temperature<br />

TUBE OR CONTAINER: Lavender (EDTA) or Yellow (ACD)<br />

SPECIMEN VOLUME: 1 mL<br />

MINIMUM VOLUME: 0.5 mL<br />

TEST AVAILABILITY: Daily<br />

TURNAR<strong>OU</strong>ND TIME: 3-7 days<br />

OTHER NAMES: Human Monocytic Ehrlichia (HME) by PCR<br />

METHODOLOGY: Polymerase Chain Reaction (PCR)<br />

CLINICAL USE: Detect and differentiate DNA from human<br />

granulocytic anaplasmosis (HGA), formerly known as

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