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Microvascular complications in patients with cystic fibrosis-related diabetes (CFRD)

Johanna M W van den Berg1, Alison M Morton, Simon W Kok

  • 1Adult Cystic Fibrosis Center, Department of Pulmonology, Haga Teaching Hospital, Leyweg 275, 2545 CH, The Hague, The Netherlands. j.m.w.vandenberg@hagaziekenhuis.nl

Journal of Cystic Fibrosis : Official Journal of the European Cystic Fibrosis Society
|July 16, 2008
PubMed

Insights

Cystic fibrosis-related diabetes (CFRD) patients show similar microvascular complications to type 1 diabetes (DM1) patients, but with differences in retinopathy and microalbuminuria. CFRD patients had lower BMI, cholesterol, and HbA1c levels.

Area of Science:

  • Endocrinology
  • Diabetology
  • Pulmonology

Background:

  • Cystic fibrosis-related diabetes (CFRD) presents unique challenges in managing microvascular complications.
  • Comparison with type 1 diabetes mellitus (DM1) is crucial for understanding CFRD-specific risks.

Purpose of the Study:

  • To quantitatively and qualitatively assess microvascular complications in CFRD versus DM1.
  • To identify and compare risk factors associated with these complications.

Main Methods:

  • Matched cohort study of 79 CFRD and 79 DM1 patients.
  • Assessed retinopathy, peripheral neuropathy, nephropathy, and microalbuminuria.
  • Evaluated risk factors including smoking, BMI, HbA1c, lipids, and blood pressure.

Main Results:

  • Overall microvascular complication rates were similar (29%) between CFRD and DM1 groups.
  • CFRD patients had significantly higher microalbuminuria (21% vs 4.1%) but lower retinopathy (10% vs 24%).
  • CFRD patients exhibited lower BMI, total cholesterol, HbA1c, and smoking prevalence.

Conclusions:

  • Microvascular complication profiles in CFRD are comparable to DM1, with distinct patterns in retinopathy and microalbuminuria.
  • Increased microalbuminuria in CFRD may be linked to cystic fibrosis-specific factors impacting renal function.
Abstract

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