January 24, 2025: During the month of December, the Centers for Disease Control and Prevention (CDC) Laboratories discontinued or paused testing for various tests listed on the
CDC Laboratory Test Directory. Please review the
OSPHL client letter for more details and information about how this change will affect specimens submitted to OSPHL.
CDC Referral Testing
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Updated | 4/1/2025
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Search Terms |
Common General Microbiology Referral Testing:
M. tuberculosis Molecular Detection of Drug Resistance (MDDR);
M. tuberculosis (MTBC) Drug Susceptibility testing;
Corynebacterium diphtheriae toxin testing; Fungal studies for
Cryptococcus species,
Coccidioides immitus,
Cryptocooccus gattii subtyping;
Coxiella burnetii PCR; and others
Common Virology/Immunology Referral Testing: Acute flaccid myelitis; Arboviruses; Baylisascariasis; Chagas disease; Leishmania; Rubella; West Nile Virus (WNV); and others
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How to Order |
The following two forms must accompany each submission: -
OSPHL Virology/Immunology or General Microbiology Test Request Form
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In the “Referral Testing/Send-Outs” section, indicate the testing requested.
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OSPHL CDC Submission Form Template (xlsx)
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Complete all fields in gold, plus any additional for the testing requested.
Approval by the Centers for Disease Control and Prevention (CDC) staff may be required for submission and testing. Each test on the
CDC Test Directory lists if pre-approval is required. If required, coordinate approval with the state Acute and Communicable Disease Prevention section at 971-673-1111. Patient history details may be required.
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Availability |
All clients.
Some orders may require prior approval by local or state public health authorities. |
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Performed | Specimens are sent to the CDC at least weekly.
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Time to Reporting | Set by reference laboratory.
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CPT Code | N/A
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Specimen Collection Details |
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Collection, Handling, Transport |
Specimens for testing at the Centers for Disease Control and Prevention (CDC) must be sent to the OSPHL unless expressly directed otherwise by a public health official.
Collect, store, and transport specimens in accordance with the
CDC Test Directory. If you are seeking specialized testing which is not listed on the CDC Test Directory, please contact the OSPHL with questions.
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Rejection Criteria
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OSPHL Specimen Submission Policy (pdf).
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Comments | Please contact the OSPHL with questions at 503-693-4100. |
Method Details |
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Methodology | Methods are provided by the CDC laboratories.
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Performance Specifications
| Set by reference laboratory.
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Change Log
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4/1/2025
| Updated Search Terms; How to Order
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7/30/2024
| Updated Search Terms and How to Order; Added Rejection Criteria
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6/5/2024; 6/26/2024
| Updated Search Terms
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9/6/2023
| Added common Virology/Immunology section send-out
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5/2/2023
| Added common General Microbiology section send-outs
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