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[Possible correlations between protein-loosing nephropathy and obesity]
F Caviezel1, A Saibene, F Zilli
1Cattedra di Clinica Medica, Istituto Scientifico San Raffaele, Università di Milano.
Minerva Endocrinologica
|April 1, 1990
Summary
Obesity may contribute to kidney issues, but uncomplicated obesity doesn't confirm nephropathy. Weight loss in obese individuals significantly reduced albumin excretion rate and blood pressure.
Area of Science:
- Nephrology
- Endocrinology
- Metabolic Disorders
Context:
- Obesity is a growing global health concern.
- Nephrotic syndrome is a known complication in some obese patients.
- The exact incidence in uncomplicated obesity (without diabetes or hypertension) is unclear.
Purpose:
- To investigate the incidence of nephrotic syndrome in obese patients without diabetes mellitus or arterial hypertension.
- To assess the effects of weight loss on kidney function and blood pressure in this population.
Summary:
- Thirty-two obese subjects without complications and 18 healthy controls were studied.
- Albumin excretion rate (AER) and glomerular filtration rate (GFR) were measured before and after weight loss.
- Obese subjects showed a higher AER than controls, which significantly decreased post-weight loss. Blood pressure also significantly decreased.
Impact:
- While not confirming true nephropathy in uncomplicated obesity, findings suggest obesity can initiate hemodynamic changes.
- These changes may predispose individuals to nephrotic syndrome when combined with diabetes or hypertension.
- Weight loss appears beneficial in mitigating some of these renal and cardiovascular risk factors.