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Fasting hyperglycemia in type I diabetes mellitus
R P Mozersky1, V K Bahl, H Patel
1Division of Endocrinology, Shadyside Hospital, Pittsburgh, PA 15232.
The Journal of the American Osteopathic Association
|July 1, 1993
Summary
Fasting hyperglycemia in type 1 diabetes is often due to poor glucose control (63.3%), the dawn phenomenon (24.1%), or the Somogyi effect (12.6%). Measuring blood glucose at 3 AM and 5 AM aids diagnosis and treatment for better blood sugar management.
Area of Science:
- Endocrinology
- Metabolic Disorders
- Diabetes Mellitus Research
Background:
- Fasting hyperglycemia is a common challenge in managing type 1 diabetes.
- Key differential diagnoses include the Somogyi effect, dawn phenomenon, and inadequate insulin.
- Understanding the cause is crucial for effective glycemic control.
Purpose of the Study:
- To identify the primary causes of fasting hyperglycemia in type 1 diabetes patients.
- To assess the impact of different hyperglycemia causes on subsequent daytime blood glucose control.
- To establish diagnostic criteria for differentiating causes of morning hyperglycemia.
Main Methods:
- Retrospective analysis of blood glucose profiles from 126 individuals with type 1 diabetes.
- Categorization of fasting hyperglycemia instances into Somogyi effect, dawn phenomenon, or poor control.
- Evaluation of 3 AM and 5 AM blood glucose measurements for diagnostic accuracy.
Main Results:
- Poor glycemic control was the most frequent cause of fasting hyperglycemia, identified in 63.3% of cases.
- The dawn phenomenon was responsible for 24.1% of fasting hyperglycemia instances.
- The Somogyi effect accounted for 12.6% of fasting hyperglycemia cases.
Conclusions:
- Poor glycemic control is the predominant reason for fasting hyperglycemia in type 1 diabetes.
- Measuring blood glucose levels at 3 AM and 5 AM is essential for accurate diagnosis.
- Accurate diagnosis facilitates targeted treatment strategies for improved diabetes management.