Acetate dialysate versus bicarbonate dialysate: a continuing controversy.

Area of Science:

• Nephrology
• Renal Replacement Therapy

Background:

• Bicarbonate dialysate is gaining traction for routine dialysis.
• Acetate dialysate has been the traditional buffer.
• Understanding the comparative benefits of bicarbonate is crucial.

Purpose of the Study:

• To review comparative trials of bicarbonate versus acetate dialysate.
• To discuss the physiological and economic impacts of each buffer.
• To identify patient populations most likely to benefit from bicarbonate dialysate.

Main Methods:

• Review of comparative clinical trials.
• Analysis of effects on blood pressure (BP).
• Assessment of cardiac and pulmonary function.
• Economic cost comparison.

Main Results:

• Bicarbonate dialysate's effects on BP, cardiac function, and pulmonary performance were evaluated.
• Cost-effectiveness of bicarbonate versus acetate systems was compared.
• Specific patient groups identified for potential benefit.

Conclusions:

• Bicarbonate dialysate may offer advantages in specific dialysis scenarios.
• Patients with reduced muscle mass and persistent hypotension are potential candidates.
• Further research may clarify optimal use in hemodialysis.