Achieving glycemic control: cornerstone in the treatment of patients with multiple metabolic risk factors

Craig W Spellman1

  • 1Department of Internal Medicine, Texas Tech University Health Sciences Center, Odessa, TX 79763-4206, USA. craig.spellman@ttuhsc.edu

Insights

Achieving tight glycemic control through active patient participation is key for managing diabetes mellitus (T2DM and T1DM). While beneficial for preventing microvascular complications, its cardiovascular benefits vary by patient age and diabetes type.

Area of Science:

  • Endocrinology and Metabolism
  • Clinical Diabetes Research

Background:

  • Glycosylated hemoglobin (HbA1c) control is vital for managing diabetes mellitus (T2DM).
  • HbA1c serves as the benchmark for assessing long-term glucose control and preventing end-organ damage.

Purpose of the Study:

  • To review clinical trial data on the benefits of tight glycemic control in type 1 diabetes mellitus (T1DM) and T2DM.
  • To examine treatment strategies for achieving and maintaining glycemic control.

Main Methods:

  • Systematic review of published clinical trials.
  • Analysis of data regarding glycemic control and its impact on diabetes-related complications.

Main Results:

  • Tight glucose control reduces risks of retinopathy, nephropathy, and neuropathy in both T1DM and T2DM.
  • Early aggressive insulin therapy in younger T1DM patients decreased myocardial infarction, stroke, and mortality.
  • Benefits of tight glycemic control for cardiovascular events are less clear in older T2DM patients with long-standing disease.

Conclusions:

  • Successful diabetes management requires active patient involvement and education in disease self-management.
  • Physicians must empower patients with knowledge of effective therapeutic strategies for optimal glycemic control.

Related Concept Videos

Diabetes: Management and Pharmacotherapy01:15

Diabetes: Management and Pharmacotherapy

The therapy for diabetes aims to alleviate hyperglycemia-related symptoms, prevent acute metabolic decompensation, and reduce chronic end-organ complications. Glycemic control is evaluated through short-term (self-monitoring, continuous glucose monitoring) and long-term (A1c, fructosamine) metrics, enabling near real-time tracking of blood glucose levels and reflecting glycemic control over specific time frames.
Insulin remains the cornerstone of treatment for most patients with type 1 and many...
Diabetes Mellitus: Type 2 and Gestational01:22

Diabetes Mellitus: Type 2 and Gestational

Type 2 diabetes, characterized by insulin resistance, arises when the insulin receptors on cells lose responsiveness to insulin, diminishing the cell's capacity to take up glucose, resulting in elevated blood glucose levels. To receive a diagnosis of Type 2 diabetes, a series of blood glucose tests are necessary to assess whether the blood glucose falls within normal parameters. If the result is out of the normal range, a patient may be diagnosed as prediabetic or diabetic, depending on the...
Diabetes Mellitus: Overview and Type I Subtype01:22

Diabetes Mellitus: Overview and Type I Subtype

Diabetes mellitus is a chronic metabolic disorder characterized by high blood glucose levels due to inadequate insulin production, insulin resistance, or both. The condition affects millions worldwide and can significantly impact their health and quality of life.
Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks and destroys the insulin-producing beta cells in the pancreas. As a result, the body is unable to produce sufficient insulin, and individuals with...
Hypoglycemia and Glucagon01:15

Hypoglycemia and Glucagon

Without prolonged fasting, healthy individuals maintain blood glucose levels above 3.5 mM due to a well-adapted neuroendocrine counterregulatory system that effectively prevents acute hypoglycemia, a potentially life-threatening condition. The primary clinical scenarios for hypoglycemia encompass diabetes treatment, inappropriate production of endogenous insulin or insulin-like substances by tumors, and the use of glucose-lowering agents in non-diabetic individuals. Notably, hypoglycemia in the...
Diabetes: Symptoms, Diagnosis, and Complications01:15

Diabetes: Symptoms, Diagnosis, and Complications

For most patients, experiencing several weeks of polyuria, polydipsia, fatigue, and significant weight loss may indicate the presence of diabetes. Furthermore, adults displaying the phenotypic appearance of type 2 diabetes (particularly those who are obese and not initially insulin-requiring), may have islet cell autoantibodies, suggesting autoimmune-mediated β cell destruction and a diagnosis of latent autoimmune diabetes of adults (LADA). The categorization of glucose homeostasis is based on...
Oral Hypoglycemic Agents: Biguanides and Glitazones01:26

Oral Hypoglycemic Agents: Biguanides and Glitazones

Biguanides, particularly metformin (Glucophage), are insulin sensitizers that enhance glucose uptake, thereby reducing insulin resistance. Unlike sulfonylureas, metformin doesn't prompt insulin secretion, which helps to curb hypoglycemia risk. Metformin is beneficial in treating conditions like polycystic ovary syndrome due to its insulin-resistance reduction capability. The drug's primary action involves curtailing hepatic gluconeogenesis, a significant contributor to high blood glucose levels...