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Lab Dept:
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Anatomic Pathology
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Test Name:
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ELECTRON MICROSCOPY, WHOLE BLOOD
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General Information
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Lab Order Codes:
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EMWB
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Synonyms:
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EM, blood
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CPT Codes:
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88348 – Electron microscopy, diagnostic
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Test Includes:
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Electron microscopy/ultrastructural examinations
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Logistics
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Test Indications:
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Useful for ultrastructural examinations.
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Lab Testing Section:
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Anatomic Pathology - Sendouts
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Referred to:
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Hennepin County Medical Center
Neuromuscular/EM Laboratory (612) 347-2175
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Phone Numbers:
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MIN Lab: 612-813-6280
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STP Lab: 651-220-6550
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Test Availability:
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Monday – Friday, before 2 PM
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Turnaround Time:
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Varies
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Special Instructions:
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Patient insurance and demographic data must be included with the request form and specimen sent to the reference laboratory. Also MUST provide clinical history and diagnosis.
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Specimen
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Specimen Type:
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Whole blood
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Container:
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Lavender top tube (EDTA)
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Draw Volume:
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5 mL (Minimum: 2 mL) blood
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Processed Volume:
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Same as Draw Volume
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Collection:
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Routine venipuncture. Anticoagulant to blood ratio is important. If you use a 10 mL EDTA tube, fill with 10 mL for proper dilution. Under filling of tube will cause cancellation of test.
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Special Processing:
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Lab Staff: Do Not process. Submit specimen in its original container. Maintain specimen at room temperature. Must contact the reference lab before sending the specimen.
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Patient Preparation:
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None
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Sample Rejection:
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See special instructions
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Interpretive
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Reference Range:
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Interpretive report
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Methodology:
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Electron microscopic evaluation
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References:
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Hennepin County Medical Center Web Page http://www.hcmc.org/a_z/emlab/emcollection.htm August 2008
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