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Osteoporotic Fracture- presentation. Sudden onset pain in thoracic or lumbar spine Minor trauma Sometimes there is no trauma A T10 fracture can cause pain in the lower lumbar spine- so palpate the whole spine
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Osteoporotic Fracture- presentation • Sudden onset pain in thoracic or lumbar spine • Minor trauma • Sometimes there is no trauma • A T10 fracture can cause pain in the lower lumbar spine- so palpate the whole spine • A wedge fracture on xray may be tumour or an osteoporotic fracture- so an MRI scan is essential
Management • Blood tests: ESR, CRP, Bone Chemistry, Serum Electrophoresis, Renal and Thyroid function, Vitamin D levels. • Rule out secondary causes and tumours • MRI scan and Xray • Consider a Bone Density Scan • Advise rest and pain killers • If pain not settling in 6 weeks refer to spinal unit COMMON SECONDARY CAUSES OF OSTEOPOROSIS • Renal problems • Diabetes • Thyroid dysfunction • Early menopause • Steroid usage • Drugs for Epilepsy • Parathyroid dysfunction
Epidemiology 300,000 hip fractures/yr USA. 700,000 spinal fractures/yr. 1/3 new, 2/3 old. 14 bed days/fracture. 20% collapse can progress to 70% collapse. Sex: 75% women . At 80 same incidence as men.
Problems after Vertebral fractures Transient Ileus Urinary retention Pain Problems with immobilization Kyphosis Muscle deconditioning Insomnia Depression Protuberant abdomen Decreased pulmonary function Increased mortality 0.5% risk of paraplegia
9% reduction in Forced vital capacity per thoracic compression fracture 23% increased mortality in women > 65years with Vertebral Compression Fractures compared with age matched controls. KADO et al. Arch Intern med. 1999
Vertebroplasty- Bone Cement injection into vertebral body Originated in France – 1986 70-90% pain relief 1-6% risk of complications
How does Vertebroplasty work? Reduced micro-motion and restoration of load transmission
Results Significant pain relief is seen in 75-90% of osteoporotic fractures And in 59-86% of malignant fractures. Increased mobility Reduced analgesic requirement Results are sustained over time Complication rates are low and include cement leakage