Test ID BLOD1806 Karius Spectrum, Direct Ship, Plasma
Useful For
Rapid and minimally invasive detection of deep-seated and difficult-to-diagnose systemic infections throughout the body
Provide antimicrobial resistance detection for microbes known to utilize the antimicrobial resistance mechanism
Specimen Type
PlasmaOrdering Guidance
Order this test when shipping specimens directly to Karius.
Shipping Instructions
1. Place the specimen in the biohazard bag with an absorbent pad.
2. Wrap the ambient gel pack around the specimen bag.
3. Place the wrapped specimen bag in the foil bubble mailer and then in the test kit cardboard box.
4. Include the batch sheet from MayoACCESS or MayoLINK in the test kit cardboard box.
5. Ship ambient to Karius Labs. If the ambient specimen will not arrive at Karius Labs within 4 days, order KPLA / Karius Spectrum, Plasma and ship specimen frozen to Mayo Clinic Laboratories.
Specimen Required
Supplies: Karius KDPLA Kit (T1014)
Collection Container/Tube:
Preferred: Plasma Preparation Tube (PPT)
Acceptable: Lavender top (K2 EDTA)
Submission Container/Tube:
Preferred: PPT
Acceptable: Sterile polypropylene tube
Specimen Volume: 1 mL Plasma
Collection Instructions:
1. Gently invert tube 8 to 10 times to mix whole blood.
2. Centrifuge specimen as follows:
a. For PPT: Within 6 hours of collection, centrifuge at 1100 x g for 10 minutes.
b. For K2 EDTA:
i. Within 24 hours of collection, centrifuge at 1600 x g for 10 minutes. For tubes less than 4 mL, refer to tube manufacturer's instructions for centrifugation speed and time.
ii. Aliquot 1 mL of plasma into a sterile polypropylene tube, taking care not to disturb the buffy coat.
3. See Shipping Instructions for how to package and ship the specimen to Karius Labs.
Specimen Minimum Volume
Plasma: 0.7 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Plasma | Ambient (preferred) | 4 days |
| Frozen | 180 days |
Reject Due To
| Incomplete or improper plasma separation | Reject |
Day(s) Performed
Monday through Saturday
Report Available
2 to 6 daysMethod Name
Metagenomic Sequencing
Reporting Name
Karius Spectrum Direct, PPerforming Laboratory
KARIUS LABORATORY DIRECT SHIPSecondary ID
623289CPT Code Information
0152U
Reference Values
An interpretive report will be provided.
Test Classification
The Karius Spectrum test was developed and its performance characteristics determined by Karius. The Karius laboratory is certified under the Clinical Laboratory Improvement Amendments of 1988 (CLIA '88) and is accredited by the College of American Pathologists (CAP) to perform high-complexity clinical laboratory testing. This test has not been reviewed or cleared by the US Food and Drug Administration.Testing Algorithm
For diagnostic application information see the following:
Karius Spectrum Diagnostic Application Pneumonia
Karius Spectrum: Diagnostic Application Endocarditis
Karius Spectrum: Diagnostic Application Febrile Neutropenia
Karius Spectrum: Diagnostic Application Invasive Fungal Infection
Karius Spectrum: Diagnostic Application Fever of Unknown Origin (FUO)