Ortho Oracle - orthopaedic operative atlas

Section 15, Chapter 2: Radiology and Degenerative Spondylolisthesis

Hanna Hebelka and Helena Brisby INTRODUCTION Degenerative spondylolisthesis (DS) is an acquired sagittal translation of one vertebra relative to the subjacent one, without a pars interarticularis defect, caused by degenerative changes.1-3 DS is commonly referred to as an anterolisthesis even though it may also be a retrolisthesis, but to a lesser extent. The most common … Read more

Section 15, Chapter 3: Treatment of Degenerative Spondylolisthesis

Peter Försth and Helena Brisby NON-OPERATIVE TREATMENT There is strong evidence for the use of surgery in the treatment of lumbar spinal stenosis (LSS) with or without degenerative spondylolisthesis (DS).1-4 However, a conservative approach for up to 6 months can be recommended as there is a chance of spontaneous improvement and a possibility for the … Read more

Section 18, Chapter 1: Evaluation of the Failed Spine Surgery Patient

Peter A. Robertson INTRODUCTION The Failed Spine Surgery candidate for revision surgery encompasses all patients who have undergone previous spine surgery in the lumbar region. The previous experience of the patient, as well as the context within which the surgeon is seeing that patient, may be highly variable and influence expectations and approaches for both … Read more

Section 18, Chapter 4: Pseudarthrosis – Diagnosis and Management

John E. Cunningham INTRODUCTION Pseudarthrosis, or non-union, is an all too common and expensive complication of spinal fusion surgery, with the cost per QALY (quality-adjusted life year) gained estimated to be about US$118,945.1 Rate estimates vary greatly between studies utilizing different surgical techniques and patient populations.2 Pseudarthrosis is usually defined as failure of bony union … Read more

Surgical Risk Assessment

– Age:     – references:            – Total joint arthroplasty in the extremely elderly: hip and knee arthroplasty after entering the 89th year of life            – Outcome of hip and knee arthroplasty in persons aged 80 years and older            – Revision total hip arthroplasty in octogenarians. A case-control study            – Primary cementless … Read more

Spine Menu

A truly global perspective on the lumbar spine with contributions from over 200 international experts. Lumbar Spine Online Textbook   Section Editor Richard Nasca, MD Management of the Spine Injured Patient: Physical Exam of the Spine A Anesthesia in the Spinal Cord Injured Patient: Ankylosing Spondylitis Annular Tear Anterior Cord Syndrome Arthrodesis of the Spine: … Read more

Myelopathy

– Discussion:     – characterized by weakness (upper > lower extremity);     – ataxic broad based suffling gait, sensory changes;     – rarely urinary retention;     – anatomy of compression:            – anterior cord compression  —-  protruding disc or posterior osteophytes;            – … Read more