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Diabetes Mellitus: Overview and Type I Subtype

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...

Complications of Diabetes Mellitus

Complications of Diabetes Mellitus

Diabetes mellitus is a chronic metabolic disorder characterized by persistent hyperglycemia due to insulin deficiency, resistance, or both. Prolonged hyperglycemia disrupts metabolic homeostasis and leads to acute and chronic complications.Acute ComplicationsAcute complications result from sudden metabolic imbalance.Diabetic ketoacidosis (DKA) mainly appears in type 1 diabetes but may also develop in type 2 diabetes, particularly under extreme stress. It arises from severe insulin deficiency,...

Type I Diabetes I: Introduction

Type I Diabetes I: Introduction

Type 1 diabetes mellitus is a chronic metabolic disorder characterized by an absolute deficiency of insulin resulting from the autoimmune destruction of pancreatic β-cells. Although it can occur at any age, it is most commonly diagnosed in childhood, adolescence, or early adulthood. The loss of insulin production impairs cellular glucose uptake, resulting in persistent hyperglycemia and necessitating lifelong insulin therapy.Autoimmune Destruction of β-CellsThe hallmark of type 1 diabetes is an...

Diabetes Mellitus: Introduction

Diabetes Mellitus: Introduction

Diabetes mellitus consists of chronic metabolic disorders characterized by persistent hyperglycemia. This elevated blood glucose results from defects in insulin secretion, impaired insulin action, or both. Insulin, produced by pancreatic β-cells, is essential for maintaining glucose homeostasis by facilitating cellular glucose uptake for energy or storage. Disruptions in insulin production or function lead to glucose accumulation in the bloodstream, causing the clinical features and long-term...

Pathophysiology of Diabetes

Pathophysiology of Diabetes

Diabetes mellitus is a chronic metabolic disorder characterized by hyperglycemia. The four categories of diabetes are type 1 diabetes, type 2 diabetes, other specific types of diabetes, and gestational diabetes.
Type 1 diabetes is characterized by autoimmune-mediated destruction of pancreatic β cells, with environmental factors potentially triggering this process in genetically susceptible individuals. Despite many not having a family history, certain genes increase susceptibility, suggesting a...

Type I Diabetes II: Pathophysiology

Type I Diabetes II: Pathophysiology

Type 1 diabetes mellitus arises from an immune-mediated destruction of pancreatic β-cells, resulting in an absolute deficiency of insulin. This process develops in genetically susceptible individuals when autoimmunity, environmental exposures, and immunologic dysregulation converge to trigger a targeted attack on the insulin-producing cells of the pancreas. The β-cells are located within the islets of Langerhans and are essential for regulating blood glucose by facilitating cellular uptake of...

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Updated: May 29, 2026

A Protocol for Constructing a Rat Wound Model of Type 1 Diabetes

A Protocol for Constructing a Rat Wound Model of Type 1 Diabetes

Published on: February 17, 2023

Closed-loop in children with type 1 diabetes: specific challenges.

Daniela Elleri¹, Janet M Allen, David B Dunger

¹Department of Paediatrics, Uniuersity of Cambridge, Hills Road, Cambridge CB2 OQQ, UK.

Diabetes Research and Clinical Practice

|August 26, 2011

Summary

This summary is machine-generated.

Closed-loop glucose control systems offer a promising alternative for managing type 1 diabetes (T1D) in children. These systems may help achieve target glucose levels while minimizing hypoglycemia risks.

Related Experiment Videos

Last Updated: May 29, 2026

A Protocol for Constructing a Rat Wound Model of Type 1 Diabetes

A Protocol for Constructing a Rat Wound Model of Type 1 Diabetes

Published on: February 17, 2023

Area of Science:

Pediatric Endocrinology
Biomedical Engineering
Diabetes Technology

Background:

Type 1 diabetes (T1D) management in children presents unique challenges including unpredictable eating and exercise patterns.
Hypoglycemia is a significant barrier to achieving optimal glycemic control in pediatric T1D patients.

Purpose of the Study:

To review the challenges and opportunities associated with closed-loop glucose control systems in children with T1D.
To explore the potential of these advanced systems in pediatric diabetes care.

Main Methods:

A comprehensive literature review was conducted on closed-loop glucose control in children with T1D.
Personal experiences with closed-loop systems from the University of Cambridge were incorporated.

Main Results:

Closed-loop systems require consideration of factors like increased insulin sensitivity, lower insulin doses, and human factors (size, usability).
These systems may be particularly beneficial for pediatric T1D management, addressing issues like hypoglycemia and erratic glucose levels.

Conclusions:

Closed-loop glucose control systems show potential as an alternative treatment for achieving target glucose levels in children with T1D.
These systems may effectively reduce the risk of hypoglycemia, improving overall diabetes management in this population.