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Electrolyte Abnormalities
 
Electrolyte Abnormalities
 

Respiratory Acidosis

 
 
 
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Overview

Respiratory acidosis is a process by which reduced effective ventilation results in carbon dioxide retention.

Pathogenesis

  • Causes of Respiratory Acidosis

  • Hypoventilation - drugs, chronic obstructive pulmonary disease, obstructive sleep apnoea, encephalopathy, neuromuscular disease, chest wall abnormalities
  • Dead space ventilation - emphysema

Diagnosis

  • Blood Gas Findings

  • Reduced pH (acidaemia) with increased PaCOâ‚‚.
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