Volume-Based Enteral Feeding Calculations and Scheduling

Summary:

Volume-based feeding is a flexible approach that helps patients stay on track with their nutrition, even when feedings are paused or interrupted. Instead of sticking to a fixed rate, the feeding plan is adjusted throughout the day to help meet the full daily goal. This practical method supports consistent nutrition delivery while requiring careful monitoring for gastrointestinal intolerance and adherence to safe infusion limits.

Key Takeaways:

• Volume-based feeding helps compensate for interruptions and improves delivery of prescribed nutrition goals
• Use standardized schedules or calculation charts to guide safe rate adjustments
• Monitor for gastrointestinal intolerance and avoid excessive feeding rates

Related Questions & Answers

• How is the adjusted enteral feeding rate calculated after an interruption?
  Subtract the volume already delivered from the prescribed daily goal to determine the remaining volume. Then calculate the hours left in the feeding period and divide the remaining volume by the remaining hours to determine a new hourly rate.
• What clinical signs indicate enteral feeding intolerance?
  Indicators include abdominal distention, cramping, nausea, vomiting, and elevated gastric residual volumes. Persistent or severe symptoms should prompt reassessment of the feeding plan.
• Should gastric residual volume (GRV) be routinely monitored?
  Routine measurement of gastric residual volume is not generally recommended, though institutional policies may define thresholds for concern. Clinical assessment should guide decision-making.

References:

• McClave SA, Taylor BE, Martindale RG, et al. JPEN J Parenter Enteral Nutr. 2016;40(2):159-211.