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Related Experiment Videos

Patient-controlled analgesia for postcholecystectomy pain: a pilot study.

L Gonsalves1, E C Covington, T Broughan

  • 1Section of Liaison Psychiatry, Cleveland Clinic Foundation, Ohio 44195.

Cleveland Clinic Journal of Medicine
|January 1, 1990
PubMed
Summary

Patient-controlled analgesia (PCA) effectively manages postoperative pain, with most patients reporting good pain relief and satisfaction. However, careful monitoring is needed due to potential complications like respiratory depression.

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Area of Science:

  • Anesthesiology
  • Pharmacology
  • Pain Management

Background:

  • Postoperative pain management aims to balance analgesia and side effects.
  • Patient-controlled analgesia (PCA) allows self-administration of narcotics within physician-set limits.

Purpose of the Study:

  • To evaluate the efficacy and patient satisfaction with PCA for postoperative pain control.
  • To determine effective serum morphine concentrations for analgesia.

Main Methods:

  • Prospective study of 24 patients undergoing elective cholecystectomy.
  • 11 patients were assigned to PCA; 8 completed the study.
  • Serum morphine levels were monitored.

Main Results:

  • Most patients (8/8) who completed the study experienced good analgesia and were satisfied with PCA.

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  • Serum morphine concentrations of 10-30 ng/mL were sufficient for analgesia in 6 of 8 patients.
  • No significant cognitive or psychological side effects were observed.

    • Conclusions:

    • PCA is a viable option for postoperative pain management after cholecystectomy, offering good analgesia and patient satisfaction.
    • Potential complications such as respiratory depression and abdominal cramps require vigilance.
    • Therapeutic serum morphine concentrations for effective analgesia were identified.