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Postmenopausal osteoporosis
1. Role of nutrition in prevention
Prof. Muhammad Aslam
Department of ObGyn
LGH, Lahore
2. Osteoporosis causes more than 8.9
million fractures annually worldwide
Lifetime risk for fracture ~ 30%-40%
Osteoporosis causes elderly people to
become bedridden with serious
complications
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3. 20% of people >60 who fracture a hip,
die within six months to one year
50% become dependent on family
Only 30% regain their Independence
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4. Metabolic bone disease characterized
by low bone mass and micro-
architectural deterioration of bone
tissue, leading to enhanced bone
fragility and a consequent increase in
fracture risk
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5. Normal bone Osteoporotic bone
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6. Normal bone Osteoporotic bone
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8. Dual energy X-ray absorptiometry
(DEXA-Scan)
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9. T Score Diagnosis
+1 to -1 Normal Bones
-1 to -2.5 Osteopenia
-2.5 or lower Osteoporosis
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10. Attainment of peak bone mass ~
during growth and early adulthood
Maintaining bone mass ~ in adulthood
Loss of bone mass ~ with advancing
age
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12. Ca is the most abundant mineral in
the body
99% of Ca is located within the bones
and teeth
It supports structural integrity &
regulates metabolic function
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13. Vit D is critical for Ca absorption ~
increases Ca absorption by 30-80%
Vitamin D stimulates bone matrix
formation and bone maturation
It also enhances osteoclastic activity
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14. About 15-20 minutes of sunlight a day
Vit D is found in fish oils and species
of fish e.g. salmon, tuna, sardines
Many milk products, margarines and
breakfast cereals are fortified with
vitamin D
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15. Recently published studies suggest a
key role for vitamin K nutrition for
optimisation of bone health
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16. The prevention of osteoporosis is
essential for the maintenance of
health, quality of life, and
independence in elderly population
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17. Diet rich in Calcium & Vit. D
Ca & Vit. D taken as a supplement
1000 mg Ca/day (premenopausal) &
1200mg Ca/day (menopausal)
Vit. D 800 IU/day (menopausal) & 600
IU/day (premenopausal)
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24. Good evidence to support the effects
of nutrition on the skeleton
Ca and vit D are key nutrients for
bone health ~ effective strategies for
fracture prevention in the elderly
Evidence has emerged for a role of vit
K in bone health. Further data are
urgently required
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