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Test Code C Eye Culture Eye

Patient Preparation

See Collection Instructions

Special Collection Instructions

Specimen Instructions
Eyelid, Lacrimal Duct Sample per physician guidelines.
Corneal Rim, Contact Lens, Solution or Case Place in sterile container – may add enough sterile saline to prevent drying out.
Conjunctiva Sample both eyes with separate swabs (remoistened with sterile saline or broth) by rolling swab over each conjunctiva. May inoculate media directly at time of collection then smear swab onto slide for staining.
Corneal Scrapings Instill 2 drops of local anesthetic. Using sterile spatula, scrape ulcers or lesions & inoculate directly onto media. Apply remaining material to clean glass slide for staining.
Aqueous Fluid, Vitreous Fluid, Intraocular Fluid Obtain per physician guidelines.

Collection Method

Follow appropriate collection procedures

Minimum Volume

Varies by specimen type

Container

eSwab

Preferred Specimen

  • Eye Lid
  • Lacrimal Duct
  • Corneal Rim
  • Contact Lens
  • Contact Solution or case
  • Conjunctiva
  • Corneal Scrapings
  • Aqueous Fluid
  • Vitreous Fluid
  • Intraocular Fluid

Reference or Target Ranges

Negative

Reportable Units

Positive/Negative

Critical Value

Not defined for this assay

Reasons for Rejection



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Hemolysis Threshold
 N/A
Icterus Threshold
 N/A
Lipemia Threshold
 N/A
Other
 QNS, contaminated, improperly labled, improper specimen type

Specimen Stability

Specimen Stability
Eyelid, Lacrimal Duct, Corneal Rim, Contact Lens, Solution or Case Tissue or Lens: Room Temperature ≤15 minutes
Swabs: Room Temperature ≤2 hours
Conjunctiva Plates:Room Temperature ≤15 minutes
Swabs: Room Temperature ≤2 hours
Corneal Scrapings Room Temperature ≤15 minutes
Aqueous Fluid, Vitreous Fluid, Intraocular Fluid Room Temperature ≤15 minutes

Performance Information



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Days and Time Performed
 Daily
Expected Turn Around Time
 3 – 7 days
Stat Availabilty
 No
Performing Bench
 Microbiology
Methodology/Method Description
 Culture

Special Handling

Do not refrigerate
Deliver to laboratory immediately

CPT Codes

87070