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Anatomical and functional cardiac abnormalities in type I diabetes
F Illan1, M Valdés-Chávarri, J Tebar
1Cardiology and Endocrinology Department, Murcia School of Medicine.
The Clinical Investigator
|May 1, 1992
Summary
Type I diabetes significantly impacts diastolic cardiac function, especially with microangiopathic complications. Anatomical changes were noted, but systolic function remained unaffected, with no correlation to disease duration or glycemic control.
Area of Science:
- Cardiology
- Diabetology
- Medical Imaging
Background:
- Type I diabetes is associated with cardiovascular complications.
- Cardiac structure and function can be affected in diabetic patients.
- Autonomic dysfunction is a known complication of diabetes.
Purpose of the Study:
- To analyze cardiac anatomy and function in Type I diabetics.
- To correlate cardiac changes with diabetes duration, complications, control, and autonomic neuropathy.
- To investigate echocardiographic and autonomic nervous system parameters.
Main Methods:
- Echocardiography and Doppler echocardiography were used to assess cardiac structure and function.
- Cardiovascular reflexes were employed to evaluate autonomic nervous system function.
- Diabetic patients were grouped based on disease duration and microangiopathic complications.
Main Results:
- Diastolic cardiac function abnormalities were prevalent in Type I diabetics, worsening with microangiopathy.
- Increased septal and posterior wall thickness was observed, but systolic function was preserved.
- Cardiac abnormalities correlated with the presence of complications, not disease duration or glycemic control.
Conclusions:
- Diastolic dysfunction is a significant cardiac alteration in Type I diabetes, linked to complications.
- Echocardiography is valuable for detecting cardiac changes in diabetic patients.
- Further research is needed to understand the mechanisms and long-term implications.