The Pathophysiology of Pain

by Brian Warriner, MD

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    Hello ladies and gentlemen. Welcome back to our ongoing series of lectures on Anesthesiology. In this lecture we're going to talk about the Management Of Pain, which is an area of great passion to me and the focus is going to be primarily on Chronic Pain, because we've already covered some aspects of Acute Pain. So, our agenda for this lecture are going to include definitions of pain, some of the what we know about the Pathophysiology of pain, the various families of Analgesics that are used to manage pain, the modes of delivery of those different analgesics, and then there are going to be three small case reports, just to give you an idea of how management can vary according to the way a patient presents with pain. And then, because it's a very special area of pain management and, although we've covered it briefly in passing previously, I'm going to spend a little bit more time going over some of the details associated with Management of Obstetrical Pain. So, this is the Oxford pocket dictionary definition of Pain. Strongly unpleasant bodily sensation such as is caused by illness or injury. Mental suffering or distress. It can be a vulgar term as “pain in the neck” or other anatomical areas. Can be great pain, great cares or troubles, 'I have pain'. And it can be a idiomatic verb as “to pain”. To pain somebody, to pain something. In every language there are literally hundreds of descriptors for pain. And this is an indication of how ubiquitous this problem is, and how much trouble we have in trying to describe our discomfort. So the most important thing that I can convey to you in this lecture is the importance of the Pain Team. The evidence on treatment of chronic pain...

    About the Lecture

    The lecture The Pathophysiology of Pain by Brian Warriner, MD is from the course Anesthesiology: Advanced. It contains the following chapters:

    • The Definition of Pain
    • The Pain Team
    • Special Analgesics
    • Complex Regional Pain Syndrome
    • Neuropathic Pain

    Quiz for lecture

    Test your knowledge with our quiz for lecture The Pathophysiology of Pain.

    1. Is the only evidence-based process for successfully treating chronic pain.
    2. Is a collection of doctors who treat chronic pain.
    3. Utilizes drugs only to treat chronic pain.
    4. Is made up of basic scientists who study pain in animal models.
    1. Act upon nervous tissue in brain, brainstem, spinal cord and periphery.
    2. Always produce addiction if utlized for extended periods of time.
    3. Are the first-line treatment for chronic pain.
    4. Produce dependence in 10% of patients who receive them for extended periods of time.

    Author of lecture The Pathophysiology of Pain

     Brian Warriner, MD

    Brian Warriner, MD

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