Name: Culture, Ear
Test Name: Culture, Ear
Health Link Test Code: EARC, HCEARCS
LIS Test Code: EARC, EARCS
CPT Code(s): 87070; Additional CPT codes may be added for processing, identification, and susceptibility testing.
Culture and Gram stain, if requested.
Methodology: Culture, Microscopy
Samples from the ear canal are appropriate for diagnosis of otitis externa. Common pathogens include Staphylococcus aureus, Streptococcus pyogenes (group A Streptococcus), gram-negative rods especially Pseudomonas aeruginosa (the agent of swimmer's ear), and Aspergillus species.
Ear canal swabs are not appropriate for diagnosis of otitis media for which fluid collected by tympanocentesis should be collected.
Days Performed: Daily, 24 hours.
In-Lab Turnaround Time: Preliminary report: 1 day. Final report: 2 days minimum.
Stat In-Lab Turnaround Time: Not available stat.
Collection Container: CultureSwab®
Transport to the laboratory.
Interpretation Type: Expected Results