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[Perinatal factors can be risk factors of diabetic nephropathy]
1Institutionen för kvinnors öch barns hälsa, Karolinska institutet, Astrid Lindgrens barnsjukhus, Stockholm. Sus.Rud@Stockholm.mail.telia.com
Insights
Maternal smoking during pregnancy and lower education levels, not low birth weight, increase the risk of diabetic nephropathy in children with type-1 diabetes. These factors contribute to the multifactorial causes of this kidney complication.
Area of Science:
- Nephrology
- Endocrinology
- Perinatal Medicine
Context:
- Diabetic nephropathy is a major complication of type-1 diabetes.
- Perinatal factors are increasingly recognized for their role in chronic disease development.
- Low birth weight has been associated with future cardiovascular and metabolic diseases.
Purpose:
- To investigate the association between perinatal risk determinants and the development of diabetic nephropathy.
- To identify specific perinatal factors that influence the risk of incipient nephropathy in offspring with type-1 diabetes.
- To explore the interplay of these factors with genetic predisposition and persistent hyperglycemia.
Summary:
- A nationwide case-controlled study examined perinatal risk factors for diabetic nephropathy.
- Findings indicate that smoking during pregnancy and low maternal education, independent of low birth weight, significantly increase the risk of developing incipient nephropathy in type-1 diabetic offspring.
- These risks are additional to familial predispositions for cardiovascular disease and hypertension.
Impact:
- Highlights modifiable perinatal factors (maternal smoking, education) as key contributors to diabetic nephropathy risk.
- Supports a multifactorial etiology for diabetic nephropathy, extending beyond genetic and glycemic control factors.
- Informs potential early intervention strategies targeting maternal health and socioeconomic factors to mitigate long-term diabetic complications.
Abstract:
This article discusses the association of perinatal risk determinants and the future development of diabetic nephropathy. A low birth-weight seems to increase the risk for future cardiovascular disease, hypertension and insulin resistance, all of which are features of diabetic nephropathy. In a nation-wide case-controlled study we found that smoking during pregnancy and low maternal education, rather than low birth weight per se increase the risk of developing incipient nephropathy in offspring with type-1 diabetes. These factors are in addition to, and independent of, a familial disposition for cardiovascular disease and hypertension. Persistent hyperglycaemia is a prerequisite for the influence of these factors. Our findings support the hypothesis of a multifactorial aetiology of diabetic nephropathy.