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Published byHarold Burke Modified over 9 years ago
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Alimohammad Fatemi Assistant Professor of Rheumatology 1
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OSTEOPOROSIS A skeletal Disorder: – Compromised Bone Strength – Increased Risk of Fracture 2 Adams, Nat Rev Endocrinol. 2013
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Bone Quality Bone Mineral Bone Material 3 BONE STRENGTH Adams, Nat Rev Endocrinol. 2013
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Vertebra Body 4 NormalOsteoporosis
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Epidemiology 200 million women worldwide 1/3 women aged 60-70 2/3 women aged >80 6 IOF, 2015 ( http://www.iofbonehealth.org/osteoporosis)
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Epidemiology 7 IOF, 2015 ( http://www.iofbonehealth.org/osteoporosis)
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Diagnosis 9 Comparison to Young-Adult Mean BMD
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WHO CLASSIFICATION Superior to Normal Normal Osteopenia Osteoporosis T +1 0 -2.5 10
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FRACTURE RISK 50 YEARS AND OVER WOMEN MEN Femur22.9% 10.7% Spine15.18.3 Wrist20.84.6 Any Fracture46.4 22.4 Kanis JA et al, Osteoporos Int, 2000:11:669-674 12
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Vertebrae Hip Wrist 50607080 40 30 20 10 Age (Years) Annual incidence per 1000 women Incidence of Osteoporotic Fractures in Women Wasnich RD, Osteoporos Int 1997;7 Suppl 3:68-72
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Incidence of Osteoporotic Fractures in Men Age (Years) Vertebrae Hip Wrist 50 60 70 80 4000 2000 0 Annual incidence per 100,000 men Wasnich RD, Osteoporos Int 1997;7 Suppl 3:68-72
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Cooper C, Am J Med, 1997;103(2A):12S-17S 80% One year after a hip fracture: Patients (%) Unable to carry out at least one independent activity of daily living All Fractures Are Associated With Morbidity
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40% Unable to walk independently 80% One year after a hip fracture: Patients (%) Unable to carry out at least one independent activity of daily living Cooper C, Am J Med, 1997;103(2A):12S-17S
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All Fractures Are Associated With Morbidity 40% Unable to walk independently 30% Permanent disability 80% One year after a hip fracture: Patients (%) Unable to carry out at least one independent activity of daily living Cooper C, Am J Med, 1997;103(2A):12S-17S
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All Fractures Are Associated With Morbidity 40% Unable to walk independently 30% Permanent disability 20% Death within one year 80% One year after a hip fracture: Patients (%) Unable to carry out at least one independent activity of daily living Cooper C, Am J Med, 1997;103(2A):12S-17S
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Survival After Hip Fracture Trombetti A et al, Osteoporos Int, 2002;13:731-737 Hip fractured Women Hip fractured Men Women Men Expected Survival In The General Population 2468 10 0.00 0.25 0.50 0.75 1.00 Survival probability Time after hip fracture (years) 0
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LIFE STYLE DIET Dairy Products SPORT Walking Aerobic WRONG HABITS Smoking Alcohol Excess Coffee Excess Protein
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CALCIUM Need – 1000 mg Men, Women before Menopause – 1500 mgWomen after Menopause
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CALCIUM Need – 1000 mg Men, Women before Menopause – 1500 mgWomen after Menopause Source – Dairy ProductsMilk, Yoghourt, Cheese
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CALCIUM Need – 1000 mg Men, Women before Menopause – 1500 mgWomen after Menopause Source – Dairy ProductsMilk, Yoghourt, Cheese Milk 300 mg/cup Cheese 300 mg/Oz Yogurt 300 mg/cup
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CALCIUM Need – 1000 mg Men, Women before Menopause – 1500 mgWomen after Menopause Source – Dairy ProductsMilk, Yoghourt, Cheese – VegetablesBroccoli
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CALCIUM Need – 1000 mg Men, Women before Menopause – 1500 mgWomen after Menopause Source – Dairy ProductsMilk, Yoghourt, Cheese – VegetablesBroccoli – TabletsCalcium Carbonate, Citrate
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CALCIUM Are Calcium Tab safe? – Risk of Cardiovascular event 29 BMJ 336, 262–266 (2008) JAMA Intern. Med. http://dx.doi.org/10.1001/jamainternmed.2013.3283
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Patients should be encouraged to obtain 500– 1,000 mg of calcium from their daily diet 30 CALCIUM Nat. Rev. Endocrinol. 9, 255–256 (2013)
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VITAMIN D Need – 50 to 70 years400 units – > 70 years600 units
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WHO? History of hip or vertebral fracture T-score ≤-2.5
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WHO? History of hip or vertebral fracture T-score ≤-2.5 T-score between -1 and -2.5
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CLINICAL RISK FACTORS for FRACTURE Age Sex Weight Height History of Fracture Parental History of Fracture Current Smoking Steroid Use Alcohol Use RA Secondary Osteoporosis 36
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FRAX 37
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WHO? History of hip or vertebral fracture T-score ≤-2.5 T-score between -1 and -2.5 AND: – 10-year probability of hip fracture ≥3 percent or – 10-year probability of any major osteoporosis-related fracture ≥20 percent
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Drugs Used In Osteoporosis Treatment HRT SERM/Raloxifene Calcitonin Bisphosphonates - Alendronate - Zoledronate - Ibandronate Parathyroid Hormone (PTH) Denosumab Strontium Ranelate
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ESRTROGEN Antiresorptive Fracture Risk Its effect lost 1 year after stop it 42
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SERM Raloxifene 60 mg – Vertebral Fracture – Breast Cancer – DVT 44
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Calcitonin Nasal Spray (200 unit/day) – Vertebral Fracture – No effect on Hip fracture – Minimal effect on Bone Density 46
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Calcitonin Safe? 47
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Calcitonin Safe? – May Increase Skin Cancer 48 http://www.ema.europa.eu
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BISPHOSPHONATES Fracture Risk – Vertebral – Non Vertebral Bone Density 50
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BISPHOSPHONATES Adverse Effects: – Atypical fracture of Femur – Osteonecrosis of Jaw – Esophageal Cancer? 51
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52 FORTEO
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PTH Anabolic Agent 20 μg Daily SC (18-24 months) 53
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Indications: – Vertebral Compression Fracture – Other Osteoporotic-Fracture with Low BMD – T-score < -3 54 PTH
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DENOSUMAB An antiresorptive Suppress Osteoclasts 60 mg every 6 months (SC) Injection site reaction 56
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STRONTIUM RANLEATE Bone Formation Bone Resorption 58
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STRONTIUM RANLEATE Bone Formation Bone Resorption Powder 2g/ Day 59
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STRONTIUM RANLEATE Bone Formation Bone Resorption Powder 2g/ Day But, Increases DVT 60
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Menopause Prevention HRTif no contraindication (WHI)
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Menopause Prevention HRTif no contraindication (WHI) Anti-Resorptive Agents Alendronate 70 1 /week
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Menopause Prevention HRTif no contraindication (WHI) Anti-Resorptive Agents Alendronate 70 1 /week Calcium + Vitamin D
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FOLLOW-UP Every 6 Months Ca, P, Alkaline Phosphatase, 24 h Calciuria Every 1.5 to 3 Years BMD Change of Treatment Strategy Side Effects Non-Responsive
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