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Article: The ongoing experiment.(Readers respond)(Letter to the editor)(Report)
- Article from:
- Medical Laboratory Observer
- Article date:
- October 1, 2007
CopyrightCOPYRIGHT 2007 Nelson Publishing. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Clinical Laboratories of Hawaii has 15 hospital laboratory sites, 60 patient service centers, and over 900 employees located throughout the state. We have been extensively tracking spurious high potassium values on our patients for seven years.
[ILLUSTRATION OMITTED]
As you know, the pre-analytical aspects that contribute to this problem are numerous. Imagine what it was like for us. All our efforts to control or eliminate the problem had made little impact. As a result, we were drawing an SST tube as our primary specimen and an Li-Heparin plasma separator tube (PST) as a backup on every patient. If the potassium value from the SST tube was >5.1, we ran ...
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