Related Experiment Videos
Persisting glomerular hyperfiltration in short-term diabetic children without microalbuminuria
C Levy-Marchal1, K Laborde, C Kindermans
1Services de Diabétologie Pédiatrique, Hospital des Enfants Malades, Paris, France.
Acta Paediatrica Scandinavica
|September 1, 1989
Summary
Diabetic children often show persistent glomerular hyperfiltration, an early indicator of potential kidney issues. Regular monitoring of renal function is crucial for managing diabetic nephropathy in pediatric patients.
Area of Science:
- Pediatric Nephrology
- Diabetology
- Renal Physiology
Background:
- Diabetic nephropathy is a common complication of type 1 diabetes.
- Early detection of renal dysfunction in diabetic children is essential for timely intervention.
- Glomerular hyperfiltration is an early sign of renal changes in diabetes.
Purpose of the Study:
- To investigate the long-term changes in renal function in children with type 1 diabetes.
- To assess the prevalence and persistence of glomerular hyperfiltration in this population.
- To evaluate the relationship between glomerular filtration rate (GFR) and renal plasma flow (RPF).
Main Methods:
- Longitudinal study of 29 children with type 1 diabetes over 3 years.
- Assessment of glomerular filtration rate (GFR) using inulin clearance.
- Measurement of renal plasma flow (RPF) and urinary albumin excretion.
Main Results:
- Significantly elevated GFR observed in diabetic children compared to controls at baseline and follow-up.
- A high proportion (over 50%) exhibited persistent glomerular hyperfiltration.
- Elevated RPF was positively correlated with GFR; no significant differences in albuminuria were noted.
Conclusions:
- Persistent glomerular hyperfiltration is common in diabetic children without overt nephropathy.
- Elevated GFR may be an important marker for predicting diabetic nephropathy.
- Regular renal function evaluation is vital for managing diabetic children.