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Test Code EAR EAR CULTURE

Important Note

  • SPECIMEN SOURCE IS REQUIRED FOR ALL SPECIMENS
  • This test does not include a Gram stain. If a Gram stain is desired, order EAR CULTURE WITH GRAM STAIN, EARGS
  • If anaerobes are suspected, collect specimen using sterile technique and place into anaerobic transport device, ANAEROBIC CULTURE, ANA

Methodology

Conventional Culture Technique

 

Specimen Requirements

Submit only 1 of the following specimens:


Inner Ear

Intact Eardrum

 

Container/Tube: Sterile container(s)
Specimen Volume: 0.5 mL of fluid

Collection Instructions:

Tympanocentesis is reserved for complicated, recurrent, or chronic persistent otitis media.

  1. Clean ear canal with soap solution, aspirate fluid via syringe aspiration technique by a physician trained in this procedure.
  2. Label container with patient’s legal name, date and actual time of collection, and type of specimen.

 

Inner Ear

Ruptured Eardrum

 

Container/Tube: Swab(s)
Specimen Volume: Entire specimen

Collection Instructions:

  1. Collect fluid on 1 flexible-shaft swab (ie, culture swab via auditory speculum).
  2. Insert swab into moist sponge in swab container to preserve specimen.
  3. Label container with patient’s legal name, date and actual time of collection, and type of specimen.

 

Outer Ear

 

Container/Tube: Swab(s)
Specimen Volume: Entire specimen

Collection Instructions:

  1. Use a sterile swab moistened with sterile saline to remove any debris or crust from ear canal.
  2. Obtain specimen by firmly rotating 2 culture swabs in outer canal.
  3. Insert each swab into moist sponge in swab container to preserve specimen.
  4. Label container with patient’s legal name, date and actual time of collection, and type of specimen.

 

Day(s) Test Set Up

Monday through Sunday

Reference Values

No growth

Performing Laboratory

Logan Health Medical Center Laboratory

Test Classification and CPT Coding

87070-Culture

87076-Anaerobic identification, each (if appropriate)

87077-Aerobic identification, each (if appropriate)

87184-Kirby-Bauer, each (if appropriate)

87186-MIC, each (if appropriate)

Specimen Transport Temperature

Ambient/Refrigerate NO/Frozen NO