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Test Code LAB10046 Eosinophils - Urine

Department

HEMATOLOGY

Reference Lab Test Number

U EOS

Collection Requirements

Fresh, random urine. 15 minute delivery. Refrigerate until processing begins.

Due to time requirements test can only be collected at the Irving draw site for out patients. Call a STAT courier for pickup.

Primary Collection Container

Yellow Urine Vacutainer (No Additive)

Alternate Collection Container

Sterile Container

Transport

Ambient: Unstained Cytospin slide

Refrigerated: original container; 15 min delivery.

Processing

Process urine and prepare slides within 1 hour of collection.

Alternate specimen-Unstained Cytospin Slide: Unstained slide should be prepared within 1 hour of collection.

Spin 10ml of a random urine collection. Pour off supernatant. Assess urine sediment for presence of white blood cells (WBC). If WBC’s are present, prepare slides using the spun specimen. Centrifuge urine in cytospin centrifuge at speed of 750 rpm for 5 minutes.

Stability

Ambient: 30 min,

Refrigerated: 1 hour

Unstained slide 24Hr

Minimum Testing Volume

2.0 mL

1 Unstained Cytospin Prepared Slide

Reference Range

No reference ranges have been established.

Methodology

Microscopic

Performed

Sunday – Saturday

7:00 am – 2:30 pm

Reported

As completed

CPT Codes

89051

Unacceptable Conditions

Specimen too old.

Leukocyte count of less than 10 uL.

Stained slide.