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Test Code STICK Tick-Borne Antibodies, Modified 2-Tier, ELISA, Serum


Ordering Guidance


During the acute phase of an Anaplasma phagocytophilum or Ehrlichia chaffeensis infection, serologic tests are often nonreactive, polymerase chain reaction (PCR) testing is available to aid in the diagnosis of these cases; see EHRL / Ehrlichia/Anaplasma, Molecular Detection, PCR, Blood.



Specimen Required


Supplies: Sarstedt Aliquot Tube 5 mL (T914)

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 1.35 mL

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Useful For

Evaluation of the most common tick-borne diseases found in the United States, including Lyme disease, human monocytic and granulocytic ehrlichiosis, and babesiosis using the modified 2-tier testing algorithm approach

 

Evaluation of patients with a history of, or suspected, tick exposure who are presenting with fever, myalgia, headache, nausea, and other nonspecific symptoms

 

Sero-epidemiological surveys of the prevalence of the infection in certain populations

 

Diagnosis of Lyme disease

Profile Information

Test ID Reporting Name Available Separately Always Performed
ANAP Anaplasma phagocytophilum Ab, IgG,S Yes Yes
EHRC Ehrlichia Chaffeensis (HME) Ab, IgG Yes Yes
BABG Babesia microti IgG Ab, S Yes Yes
SLYME Lyme Ab Modified 2-Tier w/Reflex, S Yes Yes

Reflex Tests

Test ID Reporting Name Available Separately Always Performed
TLYME Lyme IgM/IgG, WCS, EIA, S Yes No

Testing Algorithm

If the Lyme antibody result is positive or equivocal, then Lyme disease antibody confirmation will be performed at an additional charge.

 

See Acute Tick-Borne Disease Testing Algorithm

Method Name

ANAP, EHRC, BABG: Immunofluorescence Assay (IFA)

SLYME: Enzyme-Linked Immunosorbent Assay (ELISA)

Reporting Name

Tick-Borne Abs w/ Lyme MTTTA, S

Specimen Type

Serum

Specimen Minimum Volume

1.1 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 10 days
  Frozen  14 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Heat-inactivated specimen Reject

Reference Values

Anaplasma phagocytophilum ANTIBODY, IgG

<1:64

Reference values apply to all ages.

 

Ehrlichia chaffeensis (HME) ANTIBODY, IgG

<1:64

Reference values apply to all ages.

 

Babesia microti IgG ANTIBODIES

<1:64

Reference values apply to all ages.

 

LYME ANTIBODY

Negative

Reference values apply to all ages.

Day(s) Performed

Monday through Friday

Report Available

2 to 4 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

See Individual Test IDs

CPT Code Information

86618

86666 x 2

86753

86617 x 2 (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
STICK Tick-Borne Abs w/ Lyme MTTTA, S 103603-7

 

Result ID Test Result Name Result LOINC Value
81157 Anaplasma phagocytophilum Ab, IgG,S 23877-4
81128 Babesia microti IgG Ab, S 16117-4
81478 Ehrlichia Chaffeensis (HME) Ab, IgG 47405-6
SLYME Lyme Ab Modified 2-Tier w/Reflex, S 83081-0

NY State Approved

Yes

Forms

If not ordering electronically, complete, print, and send Infectious Disease Serology Test Request (T916) with the specimen.