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[Should metabolic acidosis be alkalinized?].
1Service d'Urgence et de Réanimation Médicale, Unité de Nutrition parentérale, CHU de Grenoble.
Annales Francaises D'Anesthesie Et De Reanimation
|January 1, 1991
Summary
Bicarbonate therapy for metabolic acidosis is controversial due to lack of evidence for benefits and documented adverse effects. Alternative treatments and individualized goals are crucial for managing acidosis, as pH normalization isn't always the priority.
Area of Science:
- Nephrology
- Critical Care Medicine
- Internal Medicine
Context:
- The use of bicarbonate in treating metabolic acidosis is currently debated.
- Lack of robust scientific evidence supports bicarbonate's therapeutic efficacy.
- Significant evidence highlights potential adverse effects of bicarbonate administration.
Purpose:
- To critically evaluate the current indications and treatment modalities for metabolic acidosis.
- To review the scientific evidence regarding the benefits and risks of bicarbonate therapy.
- To discuss alternative treatment strategies and the importance of pathophysiological interpretation in guiding therapy.
Summary:
- Bicarbonate administration for metabolic acidosis lacks proven therapeutic value and is associated with adverse effects like paradoxical acidosis, sodium overload, and worsened hemodynamics.
- Alternative treatments such as Carbicarb, bicarbonate hemodialysis, and hyperventilation are limited.
- Treatment decisions should be based on pathophysiological understanding and defined therapeutic goals, recognizing that acidosis correction is not always the primary objective, as seen in ketoacidosis where dehydration treatment normalizes pH.
Impact:
- Highlights the controversial nature of bicarbonate therapy in metabolic acidosis.
- Emphasizes the need for evidence-based treatment guidelines.
- Underscores the importance of considering alternative therapies and patient-specific goals in managing metabolic acidosis.