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Body Fluid Eosinophil Smear (LAB000627)
Test Mnemonic:


Specimen Requirements:

Sputum, urine, feces, other body fluids (call laboratory) in a small sterile container. Deliver promptly to lab. Specimens smeared on glass slide will be accepted, but should be properly prepared and labeled (call laboratory).


Sterile/urine container

Minimum Volume:

2 mL


Store and transport specimens in sterile container. Deliver immediately to lab. Excessive delay in receipt of sample may affect accuracy of counts.


8 hours

Causes for Rejection:

QNS (quantity not sufficient), old specimen, sample identification errors, smear too thick or not properly prepared.

Reference Range:

No eosinophils observed

Turnaround Time:

 8 hours


Hansel Stain/Manual Microscopy


 Samples are accepted 24 hours/day at Sample Management, CSW Room 7.412.


Galveston Lab

Clinical Indication:

Parasitic infections, allergic reactions, interstitial nephritis, gastrointestinal disorder

CPT 4 Code:



Interfering  substances: Disintegration

When ordering tests for which Medicare or Medicaid reimbursement will be sought, physicians should only order tests that are medically necessary for the diagnosis or treatment of the patient. Components of the organ or disease panels may be ordered individually. The diagnostic information must substantiate all tests ordered and must be in the form of an ICD-10 code or its verbal equivalent.
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