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Related Experiment Videos

[Intra-ocular pressure changes during laparoscopic cholecystectomy]

T Uno1, S Hattori, K Itoh

  • 1Department of Anesthesiology, Oita Medical University.

Masui. the Japanese Journal of Anesthesiology
|December 1, 1994
PubMed
Summary

Laparoscopic surgery can increase intra-ocular pressure (IOP). Patients with ocular hypertension should avoid laparoscopic procedures in the head-down position due to potential IOP spikes.

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Area of Science:

  • Anesthesiology
  • Ophthalmology
  • Surgical Innovation

Context:

  • Laparoscopic cholecystectomy involves insufflating the abdomen with CO2.
  • Anesthesia techniques, including epidural block and nitrous oxide-oxygen, are used.
  • Intra-ocular pressure (IOP) monitoring is crucial in certain surgical contexts.

Purpose:

  • To investigate the effect of laparoscopic cholecystectomy on intra-ocular pressure (IOP).
  • To assess IOP changes during CO2 insufflation and postural adjustments.
  • To identify risk factors for significant IOP elevation during laparoscopic surgery.

Summary:

  • A slight but significant increase in IOP and peak airway pressure was observed during CO2 insufflation in laparoscopic cholecystectomy.
  • IOP returned to preoperative levels after adopting a head-up position.

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  • One case of ocular hypertension showed a profound IOP increase during head-down positioning, suggesting potential risks.

    • Impact:

    • Findings suggest that laparoscopic surgery with head-down positioning may pose risks for patients with ocular hypertension.
    • Recommendations include avoiding head-down positions in laparoscopic procedures for individuals with ocular hypertension.
    • Highlights the importance of considering patient-specific risk factors like ocular hypertension in surgical planning.