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Rethinking Chronic Kidney Disease in the Aging Population
Gaetano Alfano1, Rossella Perrone2, Francesco Fontana1
1Nephrology Dialysis and Transplant Unit, University Hospital of Modena, 41124 Modena, Italy.
Insights
Aging populations face rising chronic kidney disease (CKD) rates. An age-adjusted classification is crucial to prevent overdiagnosis and guide appropriate management for older adults with kidney disease.
Area of Science:
- Nephrology
- Geriatrics
- Public Health
Background:
- The global population is aging, leading to an increase in age-related diseases like chronic kidney disease (CKD).
- Current CKD classification lacks age adjustment, potentially leading to overdiagnosis in elderly individuals with gradual kidney function decline.
- Overdiagnosis of CKD in older adults can result in adverse clinical outcomes and diminished quality of life.
Purpose of the Study:
- To review the prevalence, diagnosis, and treatment principles of kidney disease in the aging population.
- To highlight the need for an age-adjusted CKD classification system.
- To discuss optimal management strategies for CKD in elderly patients.
Main Methods:
- Review of existing literature on aging, CKD, and geriatric nephrology.
- Analysis of diagnostic challenges and treatment approaches for CKD in older adults.
- Examination of public health implications of age-related kidney disease.
Main Results:
- The aging demographic necessitates a re-evaluation of CKD diagnosis and management.
- An age-adjusted CKD classification is critical to avoid overdiagnosis and its associated negative consequences.
- Nephroprotective medications and patient-centered care, including non-dialytic management, are key in managing CKD in the elderly.
Conclusions:
- Effective CKD management in aging populations requires tailored diagnostic criteria and therapeutic strategies.
- Preventing risk factors and employing timely, appropriate treatments are essential to slow CKD progression.
- Patient-centered care, considering comorbidities and life expectancy, is vital for managing elderly individuals with CKD.
Abstract:
The process of aging population will inevitably increase age-related comorbidities including chronic kidney disease (CKD). In light of this demographic transition, the lack of an age-adjusted CKD classification may enormously increase the number of new diagnoses of CKD in old subjects with an indolent decline in kidney function. Overdiagnosis of CKD will inevitably lead to important clinical consequences and pronounced negative effects on the health-related quality of life of these patients. Based on these data, an appropriate workup for the diagnosis of CKD is critical in reducing the burden of CKD worldwide. Optimal management of CKD should be based on prevention and reduction of risk factors associated with kidney injury. Once the diagnosis of CKD has been made, an appropriate staging of kidney disease and timely prescriptions of promising nephroprotective drugs (e.g., RAAS, SGLT-2 inhibitors, finerenone) appear crucial to slow down the progression toward end-stage kidney disease (ESKD). The management of elderly, comorbid and frail patients also opens new questions on the appropriate renal replacement therapy for this subset of the population. The non-dialytic management of CKD in old subjects with short life expectancy features as a valid option in patient-centered care programs. Considering the multiple implications of CKD for global public health, this review examines the prevalence, diagnosis and principles of treatment of kidney disease in the aging population.
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