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Nasal Eosinophil

Test Code
LAB328


Alias/See Also
LAB328, Eosinophils Smear Nasal


CPT Codes
89190

Preferred Specimen
Swabs from nasal specimens


Instructions
Have patient blow nose in a nonabsorbent material (e.g. waxed paper, plastic wrap).


Specimen Stability
4 hours room temp


Methodology
Stain / Microscopic

Setup Schedule
Mon-Sun


Reference Range
None seen


Clinical Significance
In nasal smears, the
identification of eosinophils correlates with allergic rhinitis. In discharges due to allergy, the predominant cell is the
eosinophil.


Performing Laboratory
Piedmont Athens Regional



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.