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To view specimen requirements and codes please select your laboratory:

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Eosinophils, Nasal Smear

Test Code

3745

CPT Code(s)

89190

Preferred Specimen(s)

2 nasal smears, air dried.
Print patient's name/identification with pencil
on frosted end of the slides.

Minimum Volume

1

Transport Container

Slide(s)

Transport Temperature

Room Temperature

Specimen Stability

168 h

Methodology

Hansel Stain
Microscopic Examination

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided 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 payer being billed.

LOINC assignment is based on a combination of test attributes, including the method used by the performing laboratory. For tests not performed by Quest Diagnostics, codes are assigned by the performing laboratory.

* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.