Geisinger Medical Laboratories Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  


Geisinger Epic Procedure Code: LAB2130             Geisinger Epic ID: 47504

Specimen type:
Aspirate, drainage, outer ear, inner ear, middle ear.
NOTE: If skin source (e.g., earlobe), order Culture, Wound, Superficial, Aerobic.
Preferred collection container:
Sterile aspiration contianer
Alternate Collection Container:
Amies or Liquid Stuarts Swab
Specimen required:
One swab. Aspirates: As much as possible; larger volumes may improve culture sensitivity.
Special notes:
Eswab is the preferred collection device for most ear cultures. A small sterile container may be used for aspirates. Check expiration date on transport device before use. When collecting specimen, take precaution to avoid contamination with normal bacterial flora.
Patient preparation:
Use skin disinfection procedure as appropriate.

Specimen processing instructions:
Immediately transport all specimens to the laboratory to optimize bacterial recovery. 
Transport temperature:
Room temperature.
Specimen stability:
Eswab/Other swab: < 72 hours.
Sterile container: < 24 hours.
Rejection criteria:
Improperly labeled/identified specimen. Improperly collected specimens. Expired transport device. Grossly contaminated specimens. Delay in transport or transport at the wrong temperature.

Reference interval:
No growth. Normal flora, if applicable.
CPT code(s):
87070, 87205
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Isolation and identification of aerobic pathogens. Semi-quantitation of normal flora if appropriate. Antibiotic susceptibility testing and bacterial identification performed as appropriate. Additional charges may apply.

Optimal microbiology practice and recommendations indicate that a Gram stain is to be performed on all deep specimens. For that reason, a Gram stain is included at an additional charge with this culture.

Aerobic, culture, eardrum, tympanocentesis, ROUT
Clinical significance:
Significance is determined by relating the growth of a particular microorganism to a specific body site/disease.
Doctoral Director(s:)
Donna Wolk PhD, D(ABMM), Raquel Martinez, PhD, D(ABMM)    
Review Date: 12/31/2022

Performing Locations

Geisinger Medical Center

Performing laboratory: Microbiology
Technical Lead: Barbara Shoemaker
Frequency: Daily, all shifts
Performed STAT? No
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