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Test Code LABS0067 LAB ONLY (YERSINIA SEROLOGY) Yersinia pestis Serology, Serum

Important Note

This test is only orderable by the laboratory.  To request this test in EPIC, please order BLOD0979 MISCELLANEOUS LAB ORDER.  Fill out appropriate prompts and request the test "Yersinia Pestis Serology".

If you need further assistance, please contact the laboratory at 406-414-5010.

Useful For

The detection and diagnosis of Plague.  Plague is caused by the bacterium Yersinia pestis. Humans usually get plague after being bitten by a rodent flea that is carrying the plague bacterium or by handling an animal infected with plague. Without prompt antibiotic treatment, the disease can cause serious illness or death.


Passive Hemagglutination

Performing Laboratory

Montana State Public Health Laboratory (Referred to the Centers for Disease Control, Fort Collins, Colorado)

Specimen Requirements

Specimen Type: Serum
Container/Tube: Red top or gold top
Specimen Volume: 2 mL

Collection Instructions: Spin down and send 2 mL serum refrigerated.  

Specimen Rejection: Hemolyzed samples may interfere with test results.

Specimen Transport Temperature


Specimen Stability

Specimen Type Temperature Time
Serum Ambient 8 hours
  Refrigerated 14 days
  Frozen 1 month


Reference Values

Negative (reported as positive or negative)


Positive results are telephoned to the submitter.

Day(s) Test Set Up

Monday through Friday


Turnaround Time: 2 weeks once received at the CDC 

Test Classification and CPT Coding