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Murine typhus antibodies, IgG-13351

Test info

Test name:

Murine typhus antibodies, IgG

Test number:

13351

Excellian order number:

LAB13351

Abbreviation:

MURINE TYPHUS

Useful for:

Detect antibodies following infection with murine typhus

Specimen

Specimen type:

Serum

Collection container:

Gold serum separator (SST) tube

Volume:

1.0 mL

Minimum volume:

0.5 mL

Collection instructions:

Immediately following collection, mix sample by gently inverting 5 times

Processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within two (2) hours of sample collection
Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as serum
Freeze

Transport container:

Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp)

Alternate collection container:

Red serum vial/tube, 5 mL

Alternate processing instructions:

Allow sample to clot
Spin within two (2) hours of sample collection
Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as serum
Freeze

Alternate transport container:

Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp)

Transport and stability:

Frozen (preferred) - >5 days

Refrigerated - 5 days

Reason for rejection:

Lipemia
Hemolysis
Bacterially contaminated samples

Performance

Performing lab:

LabCorp Burlington (016188): R-LC

Days set up:

TAT:

2 - 7 days

Method:

Indirect fluorescent antibody (IFA)

Clinical and Interpretive info

Reference ranges:

Negative:          <1:64
Present or past:   1:64
Recent/active:   >1:64

A fourfold increase in antibody titer between acute and convalescent specimens is consistent with recent infection.
A single titer ≥1:128 can be consistent with recent infection.
Titers of 1:16−1:64 can be indicative of recent or past infection

Billing

CPT codes:

86757

LOINC code:

Result 5324-9

Tracking

Date created:

04/10/2019

Revised date:

12/14/2019

Review date:

12/29/2023