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["Beat to beat" variations in diabetic patients]
Bollettino Della Societa Italiana Di Biologia Sperimentale
|February 15, 1981
Summary
Deep breathing tests using electrocardiogram (ECG) recordings can detect autonomic nervous dysfunction in diabetes mellitus. Reduced R-R interval variation during deep breaths indicates early diabetic autonomic neuropathy.
Area of Science:
- Cardiology
- Endocrinology
- Neurology
Context:
- Diabetes mellitus is a common condition associated with various complications.
- Autonomic nervous system dysfunction is a frequent complication of diabetes.
- Early detection of autonomic neuropathy is crucial for managing diabetes.
Purpose:
- To evaluate the utility of deep-breathing tests during electrocardiogram (ECG) recording for assessing autonomic nervous dysfunction in patients with diabetes mellitus.
- To establish a non-invasive method for identifying early signs of autonomic neuropathy in diabetic individuals.
Summary:
- Subjects underwent a 2-minute ECG recording, with regular breathing for the first minute and six maximal deep breaths in the second minute.
- R-R intervals were measured, and the expiration-inspiration (E:I) ratio was calculated.
- A decreased variation in R-R intervals during deep breathing was observed, indicating autonomic nervous dysfunction.
Impact:
- The findings suggest that deep-breathing tests during ECG are a valuable tool for detecting autonomic neuropathy in diabetes mellitus.
- This method can identify autonomic dysfunction earlier than previously established methods.
- Early detection allows for timely intervention and improved patient outcomes in diabetic autonomic neuropathy.