Page 176 - Canine Lameness
P. 176

Consider to establish
                                                                  diagnosis    Septic arthritis
                                                                 Arthrocentesis
                                                                                Soft tissue
                  Fracture                                                       injury
                                                                 Ultrasound and/or
                                                       NO visible   MRI
                 Traumatic soft  Abnormality          abnormality               Sesamoid
              History of  trauma  Flexor tendon  Visible  NORMAL    CT          fracture  trauma  History of
                 tissue injury
                                                        --
                                                       X-rays
                  pathology
                                        abnormality
                             Osseous displacement
                                                                                Soft tissue
                 Traumatic digit                                   FNA          neoplasia
                  luxation   Soft tissue swelling
                                            Pain in
                 Pyoderma,                             NO visible                Digit
                 trauma, etc.  Displaced digits  distal limb  abnormality       neoplasia
                                             region
                                                        --        Abnormality
                 Paronychia,                           X-rays
                 trauma, etc.  Skin pathology         ABNORMAL
                                                                  Lytic lesion  Fracture
                  Infection,
                 neoplasia, etc.
                              Nail pathology
                                                                  Fracture line  Neoplasia,
                 Osteoarthritis                                               osteomyelitis and
                                                                               hypertrophic
                             Periarticular swelling
                                                                 Periosteal reaction  osteopathy
                 Neurologic
                disease and pain
                              Worn toe nails
                                                                Degenerative changes  Osteoarthritis
                                                                  Enthesopathy
                                                                              Chronic collateral
                                                                               ligament sprain
            Figure 12.1  Schematic of common diseases affecting the distal limb region and the steps necessary to establish a diagnosis.
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