Pulse oximetry. Gold standard or false sense of security?

  title={Pulse oximetry. Gold standard or false sense of security?},
  author={Robert F Grace},
  journal={The Medical journal of Australia},
  volume={160 10},
OBJECTIVE To provide a concise review of the history, technology, theory, limitations and outcomes of pulse oximetry. DATA SOURCES AND SELECTION Articles published in major medical journals since 1985 critically appraising pulse oximetry were reviewed, as were numerous historical papers. RESULT The pulse oximeter is an imperfect device, with numerous potential limitations. CONCLUSION The pulse oximeter is reasonably accurate under most conditions. However, its reliability diminishes as… CONTINUE READING

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