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Abstract:
Numerous anatomic and physiologic alterations occur in the kidney with aging. These changes affect the ability of elderly patient(s) to maintain homeostasis and alter response to medications, stress, illness, or changes in diet, mobility, or environment. Drug-induced illness and drug interactions are major problems in the elderly. Bone disease and fractures are associated with negative calcium balance and decreased production of 1,25-dihydroxycholecalciferol seen with aging. The geriatric patient is not immune to the primary glomerular diseases that occur in younger patients, although the relative incidence of pathologic diagnoses may differ. The high incidence of membranous glomerulonephritis in the elderly, and the well-known association between malignancy and membranous nephropathy strongly favor aggressive evaluation of the nephrotic syndrome in the geriatric age group. Attention must be given to consideration of appropriate end-stage renal disease treatment alternatives for the geriatric population, which now comprises the fastest-growing segment of the end-stage renal disease population.
Insights
Kidney function declines with age, impacting homeostasis and drug responses in older adults. Aggressive evaluation of nephrotic syndrome and end-stage renal disease (ESRD) is crucial for the growing geriatric population.
Area of Science:
- Nephrology
- Geriatric Medicine
- Internal Medicine
Background:
- Aging leads to significant kidney alterations, affecting homeostasis and responses to external factors like medications, illness, and environmental changes.
- Drug-induced illnesses and interactions pose major challenges in the elderly population.
- Age-related changes include negative calcium balance and reduced vitamin D production, impacting bone health.
Purpose of the Study:
- To highlight the unique renal challenges faced by geriatric patients.
- To emphasize the importance of considering age-specific factors in diagnosing and treating kidney diseases.
- To advocate for tailored end-stage renal disease (ESRD) management strategies for the elderly.
Main Methods:
- Review of age-related renal anatomic and physiologic changes.
- Analysis of the incidence and presentation of glomerular diseases in the elderly.
- Discussion of drug-induced pathologies and interactions in geriatric patients.
- Consideration of bone metabolism and its relation to aging kidneys.
- Evaluation of treatment options for ESRD in the geriatric demographic.
Main Results:
- Aging kidneys exhibit altered homeostasis and drug metabolism, increasing vulnerability.
- Geriatric patients are susceptible to primary glomerular diseases, with differing relative incidences (e.g., high rate of membranous glomerulonephritis).
- Membranous nephropathy in the elderly is strongly linked to malignancy, necessitating thorough evaluation.
- The geriatric population represents the fastest-growing segment of the ESRD population.
Conclusions:
- Kidney aging necessitates a distinct approach to patient care, considering altered physiology and drug responses.
- Early and aggressive evaluation of nephrotic syndrome is vital in older adults due to potential malignancy links.
- Appropriate and individualized end-stage renal disease treatment alternatives must be prioritized for the aging population.