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Insulin resistance: a universal finding in diabetic states
Bulletin Der Schweizerischen Akademie Der Medizinischen Wissenschaften
|January 1, 1981
Summary
This study details glucose metabolism disruptions in diabetes mellitus types. Key findings reveal varying insulin secretion and resistance patterns across non-insulin-dependent diabetes mellitus, insulin-dependent diabetes mellitus, and diabetic ketoacidosis.
Area of Science:
- Endocrinology
- Metabolic Disorders
- Diabetes Research
Background:
- Glucose metabolism is complex and significantly altered in various forms of diabetes mellitus.
- Understanding the specific mechanisms of impairment is crucial for effective diabetes management.
Purpose of the Study:
- To summarize and compare the mechanisms contributing to impaired glucose metabolism in non-insulin-dependent diabetes mellitus (NIDD), insulin-dependent diabetes mellitus (IDD), and diabetic ketoacidosis (DKA).
Main Methods:
- Comparative analysis of existing literature and data regarding insulin secretion, insulin resistance, hepatic glucose production (HGP), and glucose uptake in different diabetic states.
- Summarization of findings in a tabular format (Table 2).
Main Results:
- Impaired insulin secretion is typical in IDD and DKA, while NIDD shows variable insulin secretion.
- Peripheral insulin resistance is present in all three conditions, ranging from moderate (NIDD, IDD) to severe (DKA).
- Basal HGP is normal to increased in NIDD and IDD, correlating with fasting glucose, and elevated in DKA. Insulin suppression of HGP is impaired in DKA but normal in NIDD and IDD. Hepatic glucose uptake is decreased in NIDD.
Conclusions:
- Distinct pathophysiological mechanisms underlie glucose metabolism impairment across NIDD, IDD, and DKA.
- Differences in insulin secretion, peripheral insulin action, and hepatic glucose regulation highlight the heterogeneity of diabetes mellitus.