Ear Culture Aerobic Bacterial, Swab

Sunquest Code:EARC  
Epic Code:LAB942Epic Name:Ear Culture
Order Instructions:When ordering both a culture and a gram stain in Epic, use Epic Code 03046000094 for an inpatient or 05046000094 for an Ambulatory patient.
Synonyms:CX; EARC
Test Includes:Culture for aerobic flora and Haemophilus species.
Turnaround Time:Performed daily; results are reported within 3-5 days.
Special Instructions:For aspiration or ear fluid, order Body Fluid Culture, Aerobic (LAB269).
Associated Links:

IDDL (Microbiology/Virology) Collection Container Guidelines

Collection Instructions

Specimen:Ear swab
Container:CoPan ESwab with larger swab (CoPan ESwab with smaller swab)
Collection Instructions:

FRMC: Culturette

Place swab in culture container to ensure proper preservation of specimen. Specimen can be divided for aerobic culture or fungus culture and stain if ordered and there is sufficient volume.
  • INTERNAL: Cleanse external canal with mild antiseptic. Insert sterile funnel and swab from ear drum or beyond.
  • EXTERNAL: Cleanse external canal with mild antiseptic. Swab or scrape from active margin, preferably including fresh secretion from deeper areas.

If collecting aspiration or fluid, order Body Fluid Culture, Aerobic (LAB269)

Processing and Shipping

Specimen Processing:Store at room temperature.
Shipping Instructions:Ship at room temperature. Must arrive within 24 hours.
Test Performed at or Referral Lab Infectious Diseases Diagnostic Laboratory  (Fairview Range - FRMC, UMMC-East Bank, Grand Itasca GICH)


Reference Range:No growth, normal flora.
Use:Diagnose septic otitis externa or otitis media.

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