Degenerative lumbosacral stenosis in working dogs: Current concepts and review

Abstract Extract Degenerative lumbosacral stenosis (DLSS) is a common condition amongst active large-breed dogs, and has a complex aetiopathogenesis. Diagnosis is hampered by subtle clinical signs which may be confused for other neurological or orthopaedic conditions. Signalment and specific manipulative tests allow the clinician to form a high suspicion for DLSS and initiate investigation, however plain radiographic findings are not pathognomic. Advanced imaging is considered essential for an accurate diagnosis but may highlight non-symptomatic lesions, therefore clinical judgement remains paramount. Medical management of mild cases is generally considered to be satisfactory for pet animals, for which modification of their lifestyle is possible. However, return to an acceptable level of performance requires surgical intervention in most working dogs. Whilst some prognostic indicators have been identified, recurrence is common, and many questions remain as to the best method of surgical management. Three-...