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[Vitamin D deficiency and hip fracture]
Tijdschrift Voor Gerontologie En Geriatrie
|December 1, 1985
Summary
Vitamin D deficiency is prevalent in elderly individuals, particularly those with hip fractures. Ensuring adequate vitamin D levels through sunlight or supplements is a correctable factor for hip fracture prevention.
Area of Science:
- Gerontology
- Nutritional Science
- Bone Metabolism
Context:
- Vitamin D deficiency is a widespread issue among the elderly population.
- Elderly individuals often have limited sun exposure and inadequate dietary intake of Vitamin D.
- Age-related decline in vitamin D metabolism exacerbates deficiency.
Purpose:
- To highlight the significant prevalence of vitamin D deficiency in elderly patients with hip fractures.
- To explore the link between vitamin D deficiency, secondary hyperparathyroidism, and bone loss contributing to hip fractures.
- To discuss preventive strategies for vitamin D deficiency in the elderly.
Summary:
- Vitamin D deficiency affects over 60% of elderly hip fracture patients, leading to secondary hyperparathyroidism, increased bone turnover, and cortical bone loss.
- Bone biopsies reveal high turnover and cortical bone loss in over 20% of these patients.
- Institutionalized elderly are at higher risk.
Impact:
- Vitamin D deficiency, while not the primary risk factor, is the most easily correctable contributor to hip fractures in the elderly.
- Recommendations include increased sun exposure, nutritional advice, and a daily 400 IU vitamin D3 supplement for those with negligible sun exposure.
- Prospective evaluation of preventive measures is necessary.