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Basic Questions
Normal Values
Etiology and Clinical Manifestations
Assessment
Step 1
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Review
Case Studies
Case Study 1
Case Study 2
Case Study 3
Case Study 4
Case Study 5
Case Study 6
Case Study 7
Case Study 8
Case Study 9
References
Quick Reference

    Metabolic Acidosis
    Clinical Manifestations
    • hyperkalemia: shift of acid to ICF and K+ to the ECF
    • anorexia, nausea, and vomiting
    • warm, flushed skin
    • cardiac dysrhythmias & CNS dysfunction
    • headache, diarrhea, tremors


    Metabolic Alkalosis
    Clinical Manifestations
    • cardia dysrhythmias; seizures; confusion; muscle twitching, agitation
    • >pH;>HC03; normal PaCo2 or elevated if compensation occurs


    Respiratory Acidosis
    Clinical Manifestations
    • > PaCo2; HCO3 is normal or > with renal compensation
    • vasodilatation; cardiac dysrhythmias, tachycardia, somnolence, decreased ventilation


    Respiratory Alkalosis
    Clinical Manifestations
    • > pH; < PaC02; HCO3 normal or low due to compensation
    • nausea, vomiting, tingling of fingers
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    References:

    Berg, M.D. ABG Tutorial, was available Fall 1999 at: http://www.ped.med.utah.edu/abgtutorial/tutorial2.htm

    Corwin, E.J. (2000). Handbook of Pathophysiology. Philadelphia, PA: Lippincott.

    McCance, K. L., & Huether, S. E. (2002). Pathophysiology: The biologic basis for disease in adults and children (4th ed.). St. Louis: Mosby.

    Sole, M. L., Lamborn, M. L., & Hartshorn, J. C. (2001). Critical care nursing (3rd ed.). Philadelphia: W.B. Saunders.