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Test Code LAB7024 Acanthamoeba Culture

Performing Laboratory

Barnes-Jewish Hospital Laboratory

Specimen Requirements

Acceptable Specimens: 


Eye:

  • Ocular or corneal swab - inoculate into Page's saline with flocked swab in collection kit
  • Contact lens, corneal scraping, or biopsy - inoculate into Page's saline in collection kit
  • Note: Eswabs or specimens received in Amies transport media are NOT acceptable

 

CSF: >1 mL in a leakproof, screw-capped, sterile container

 

Biopsy or Tissue (brain, lung, skin abscess, etc): >1 g in a leakproof, screw-capped, sterile container

 

Exudates and other body fluids (pleural, synovial, etc): >1 mL in a leakproof, screw-capped, sterile container

 

Labeling Procedure:

Specimen source is required.

Indicate "Look for Acanthamoeba" on test order or requisition.

 

Collection Procedure:

If office site is located off BJH campus, call Barnes-Jewish Laboratory Customer Service at 314-362-1470 for consultation and instructions to arrange for media.

Inoculation of Page's saline with or without flocked swab in collection kit by Physician (ocular or corneal swab, contact lens, corneal scraping, or biopsy) - Collection instructions can be found here.
 

Call Barnes-Jewish Hospital Laboratory Customer Service at 314-362-1470 to obtain collection kit and special instructions from the Microbiology Lab. 

 

Eye:

  • Ocular or corneal swab - obtain specimen with flocked swab provided in the collection kit. Place swab into the Page's saline tube.
  • Contact lens, corneal scraping, or biopsy - place the specimen in the Page's saline tube provided in the collection kit.
  1. Place inoculated tube in Ziploc bag.
  2. Keep specimen at room temperature.
  3. Maintain sterility and forward to lab promptly.

 

CSF

  1. Aseptically collect >1 mL of CSF.
  2. Place specimen in leakproof, screw-capped, sterile container.
  3. Maintain sterility and forward to lab promptly.
  4. Keep specimen at room temperature.

 

Tissue

  1. Aseptically collect >1 g of tissue.
  2. Place specimen in leakproof, screw-capped, sterile container.
  3. Maintain sterility and forward to lab promptly.
  4. Keep specimen at room temperature.

 

Exudates and other body fluids (pleural, synovial, etc)

  1. Aseptically collect >1 mL of specimen.
  2. Place specimen in leakproof, screw-capped, sterile container.
  3. Maintain sterility and forward to lab promptly.
  4. Keep specimen at room temperature.

Day(s) Test Set Up

Monday through Sunday

Turnaround Time:
STAT: not available
Routine: preliminary results available in 24 hours; final results after 7 days

Test Classification and CPT Coding

87081

Reference Values

Not Applicable

Literature Reference:

Garcia, Lynne S. Diagnostic medical parasitology. 6th ed. Washington, DC: ASM Press;2016;102,109-18, 667-668, 677-687.

Specimen Transport Temperature

Ambient

Additional Information

For BJH Laboratory Use Only

 

Minimum volume: 0.5 mL of fluid

 

Specimen stability:

  • Plate: 12 hours
  • Swab: 24 hours
  • Miscellaneous: 12 hours

 

Laboratory Processing Instructions:

Test performed by BJH Microbiology.