Nitrous oxide for analgesia in colonoscopy without sedation.

@article{Lberg2011NitrousOF,
  title={Nitrous oxide for analgesia in colonoscopy without sedation.},
  author={Magnus L{\o}berg and Siv Furholm and Ingrid Elise Hoff and Lars Aabakken and Geir Hoff and Michael Bretthauer},
  journal={Gastrointestinal endoscopy},
  year={2011},
  volume={74 6},
  pages={
          1347-53
        }
}
BACKGROUND Colonoscopy is associated with pain and discomfort, and intravenous analgesics and sedatives are widely used. There are several disadvantages regarding this practice, including risk of complications, resources demanded, and amnesia after sedation. In spite of promising results in previous studies, nitrous oxide is rarely used at endoscopy centers around the world. OBJECTIVE To investigate the efficiency of nitrous oxide versus placebo as an analgesic during colonoscopy without… CONTINUE READING
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