Normal Anion Gap Metabolic Acidosis

• GI Loss
  • Hyper-alimentation: starting TPN
  • Diarrhea
  • Rectosigmoid fistula
• Renal loss
  • RTA - Renal tubular acidosis
  • CKD → Progressive
  • Acetazolamide

Tm

• ID Underlying Mechanism
  • Management
  • De-Toxication
• IV Na CO3 - Sodium Bicarb when pH < 7
  • Temporizing, little evidence except in CKD Patient