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Area of Science:

  • Critical Care Medicine
  • Respiratory Therapy
  • Mechanical Ventilation

Background:

  • Pressure-regulated volume control (PRVC) is a common initial mechanical ventilation mode.
  • PRVC aims to deliver a set tidal volume while minimizing airway pressures.

Observation:

  • Two cases are presented where PRVC ventilation became maladaptive.
  • This maladaptation led to significant patient-ventilator dyssynchrony.

Findings:

  • Adaptive ventilation modes like PRVC can sometimes fail to meet patient needs.
  • Maladaptive PRVC can result in asynchrony between the patient and ventilator.

Implications:

  • Clinicians should be aware of potential maladaptation with PRVC.
  • Recognizing and addressing PRVC-induced dyssynchrony is crucial for patient outcomes.
  • Further research may be needed to optimize adaptive ventilation strategies.