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Ear (Bacteriology)

General information

Collection container (including preservatives): Collect swabs into Amies transport medium with charcoal and transport in sealed plastic bags. Numbers and frequency of specimen collection are dependent on clinical condition of patient. Fine wire swabs can be used for inner ear swabs; these swabs do not contain any charcoal media as such they should be transported promptly to the laboratory to prevent dessication.

Specimen type: Ear Swab

Ear Fine wire ear swab

Collection: For investigation of fungal infection, scrapings of material from the ear canal are preferred although swabs can also be used.

Specimen transport (eg, at room temperature, or within 4 hrs): Collect specimens in appropriate CE marked leak proof containers and transport specimens in sealed plastic bags.

Collect swabs into Amies transport medium with charcoal and transport in sealed plastic bags.

For investigation of fungal infection, use an appropriate method to transport scrapings of material from the ear canal.

Minimum volume of sample: Not applicable  

Special precautions: If processing is delayed, refrigeration is preferable to storage at ambient temperature. Delays of over 48hr are undesirable

Laboratory information

Measurement units: Not applicable

Biological reference units: Not applicable

Turn round time for provisional result (working days): 1 day

Turn round time to final result (working days): 2-3 days

Clinical information

Clinical decision points: Not applicable

Factors known to significantly affect the results: Collect specimens before antimicrobial therapy where possible