Toxoplasma gondii DNA Detection, Ocular/Vitreous Fluid

Alphabetical Test listing

Toxoplasma gondii DNA Detection, Ocular/Vitreous Fluid-994

Toxoplasma gondii DNA Detection, Ocular/Vitreous Fluid
Toxoplasma gondii DNA Detection, Eye Fluid
Ocular/vitreous fluid, undiluted
1.0 mL

To avoid unnecessary aliquoting/transferring of sample to minimize volume loss, low-volume samples ocular specimens can be left in a properly packaged syringe.

  • Remove all sharps
  • Place a screw-on cap at end of syringe and secure cap by wrapping with Parafilm
  • Leave an airspace in the syringe to accommodate expansion upon freezing
  • Stabilize the plunger by wrapping with Parafilm (no adhesive tape)
    • Do not place pressure on the plunger
  • Place the parafilm secured syringe in a sealable specimen bag
  • Freeze samples for PCR testing within two hours of collection

Syringe (1mL)


Syringe - ocular fluid (1 mL)

  • Needle removed
  • Securely capped to prevent inadvertent plunging during transport and resulting loss of specimen

For specimens submitted by Eye Surgeons only:

  • U of Washington request form
    • The following items are required:
      • Patient name
      • Patient DOB
      • Ordering physician
      • Ordering physician phone number
      • Specimen source
      • Date and time collected
      • ICD/Diagnosis

Frozen (preferred)

Ambient – 2 hours

Refrigerated - 8 hours

  • Diluted sample
U of Washington (TOXDNA): R-NX
4 days

DNA extraction, nucleic acid purification, polymerase chain reaction (PCR), sequencing


See report

This test may require preauthorization from the insurance provider. Check the payer guidelines and, if needed, obtain the pre-authorization prior to sample collection.
All charges for this test will be billed back to the requesting site