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EOSINOPHIL SMEAR

Mnemonic

BF EOS SM

Synonym

Nasal Eo - Urine Eo - Sputum Eo - Stool Eo - Body Fluid Eo

Specimen Collection Requirements

Collect

Air dried slides, sterile swab or collection container of nasal, sputum secretion or stool, urine in a sterile collection container

Handling

Nasal, sputum and stool slides: gently roll swab across slide, making a thin but visible layer, air dry. Urine: submit sample, do not prepare a slide. Indicate the specimen source on the requisition or order.

Preferred Volume

Nasal, Sputum: 2 air-dried slides or 1 sterile swab Urine: 15.0 mL Stool: 2 air-dried slides or 1.0 gm (walnut size) stool

Minimum Volume

Nasal, Sputum: 1 air-dried slide or 1 sterile swab Urine: 12.0 mL Stool: 1 air-dried slide or 0.5 gm stool

Transport

Nasal, Sputum: Room temperature or refrigerated (2-8°C), Urine: Refrigerated (2-8°C), Stool: Refrigerated (2-8°C)

Rejection Criteria

Frozen samples or slides, slides received in cytology fixative, broken slides, no specimen on slides or swab, urine collected with preservatives

Stability

Room Temperature: Nasal, Sputum secretion or swab 24 hours, slide 7 days; Refrigerated (2-8°C): Nasal, Sputum secretion or swab 24 hours, Slide 7 days, Urine 12 hours, Stool 24 hours or Stool Slide 7 days

Testing Information

Performed

7 days/week

Reported

24 hours

Method

Manual microscopy

Reference Values

Reference Values

Negative

CPT Codes

89190

Last Updated: Thursday, January 5, 2017 03:41:00 AM


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