Eosinophil Count, Nasal Smear

Message

Day(s) Test Set Up: Monday through Sunday

Test Code

EOSN

CPT Codes
89190

Instructions

1. Using a lead pencil, label frosted end of glass slides with patient’s name (first and last) and type of specimen prior to obtaining smear. 2. Collect nasal specimen using a sterile swab. 3. Immediately after collection, spread a thin layer of cells on 2 clean, glass slides by rolling the swab across the non-frosted end of slide. (Frosted end of slide should face up.) 4. Allow slides to air dry and transfer to a plastic slide holder. 5. Label slide holder with patient’s full name, medical record number, date and actual time of collection, and type of specimen. 6. Maintain sterility and forward promptly. Note: 1. A random urine specimen is also acceptable. 2. Specimen source is required on request form for processing. 3. To collect samples in wax paper blow nose on piece of wax paper. Transfer a portion of the secretion to properly labelled glass slide. Allow to air dry.

Methodology
Microscopic

Reference Range

None seen

Clinical Significance

Useful for determing allergic responses.

Last Updated: November 4, 2010

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.