Preoperative Prediction of Severe Postoperative Pain

Quantitative testing of a patient’s basal pain perception before surgery has the potential to be of clinical value if it can accurately predict the magnitude of pain and requirement of analgesics after surgery. Continue reading

WHO Analgesic Ladder for Pain Management

WHO treatment guides for cancer pain provide explanations of the pathophysiology of such pain, how to make adequate assessments, how to choose analgesics, and how to use the ladder. Early studies on its effectiveness demonstrated that the method proposed by the WHO offered inexpensive treatment and adequate relief for 70% to 90% of cancer patients with pain. Continue reading

The Oswestry Disability Index (ODI) Version 2.1a or Oswestry Low Back Pain Disability Questionnaire

Section 1: Pain Intensity

  • I have no pain at the moment. [0 points]
  • The pain is very mild at the moment. [1 point]
  • The pain is moderate at the moment. [2 points]
  • The pain is fairly severe at the moment. [3 points]
  • The pain is very severe at the moment. [4 points]
  • The pain is the worst imaginable at the moment. [5 points]

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Diagnostic Criteria for Complex Regional Pain Syndrome (CRPS)

Complex regional pain syndrome (CRPS) has been known by many names, but most commonly as reflex sympathetic dystrophy and causalgia (as attributed to Evans and Mitchell, respectively). In the past, it was diagnosed using a variety of nonstandardized and idiosyncratic diagnostic systems. The name was ultimately changed to complex regional pain syndrome (CRPS) at a consensus workshop in Orlando, Florida, in 1994, with the new name and diagnostic criteria codified by the International Association for the Study of Pain (IASP) task force on taxonomy.

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