Lab Value Interpretation Chemistries course TAB - RN.com
Presented by: 12400 High Bluff Drive San Diego, CA 92130 This course has been approved for two ( ) contact hours. This course expires on September 12, 2005. Copyright 2005 by All Rights Reserved. Reproduction and distribution of these materials are prohibited without the express written authorization of First Published: September 12, 2005 Lab Value Interpretation for Nurses: Chemistries and Renal Studies 1 Acknowledgements ________________________________________ ________________ 2 Purpose & Objectives ________________________________________ ______________ 3 Introduction ________________________________________ ______________________ 4 Chemistries_____________________________ __________________________________ 5 sodium (NA) ________________________________________ ______________________ 5 Chloride (CL) ________________________________________ _____________________ 6 Potassium (K) ________________________________________ _____________________ 7 Calcium (CA)____________________________________ __________________________ 7 Magnesium (MG) ________________________________________ __________________ 9 Phosphate (P) _______________________
Sodium is the most abundant cation (positively charged ion) in the extracellular fluid ... • Salt and water retention (corticosteroids, guanethidine, NSAIDs) • Acetazolamide • Parenteral nutrition ... adrenergic agonists, heparin, trimethoprim) • Deficiency of adrenal steroids
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