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           Orthopaedic pain










           Kinley Smith






           Whether acute or chronic, orthopaedic pain can   Chronic musculoskeletal
           be severe and debilitating. Treatment should be   disease
           tailored to each individual patient and the use of
           non-pharmacological therapies encouraged.  Osteoarthritis is an incurable condition that is
                                                  painful, debilitating and progressive.
           Acute musculoskeletal                  Understanding chronic pain is essential in
                                                  formulating a treatment plan for osteoarthritis.
           injury                                 While osteoarthritis may be the most commonly
                                                  diagnosed painful chronic orthopaedic disease,
           Opioids provide a rapid, powerful and    chronic pain from bone, muscle and tendons
           relatively safe way to control pain in acute   may exist in addition to joint pathology;
           injury. Full mu agonists such as methadone are   accurate diagnosis is essential to pain
           preferred, ensuring continuity of analgesia   management. Further details are provided in
           through possible anaesthesia and       Chapter 4.
           postoperative pain control. A continuous rate
           infusion (CRI) of opioids in combination with   Treatment
           lidocaine and ketamine should be used in
           refractory cases. Non-steroidal anti-  Drug therapy
           in ammatory drugs  NSAI s  are valuable for    igure 7.16 provides dose rates of selected oral
           the trauma patient but must not be used   drugs used in the management of orthopaedic
           before the patient’s condition has been   pain.
           stabilized. Hypothermia (cold packing) of acute
           orthopaedic injuries may reduce swelling as   NSAIDs: NSAI s are usually the  rst choice in
           well as pain. While specialized equipment is   the management of osteoarthritis. They are
           available for delivery, typically a freezer ice   e ective, easy to administer and have a
           pack wrapped in a thin towel is applied    relatively low incidence of side e ects.
           to the area for 1     minutes three    Long-term use may be associated with
           times daily.                           improved analgesia without increased side

           148                      BSAVA Guide to Pain Management in Small Animal Practice. Edited by Ian Self. ©BSAVA 2019



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