Related Experiment Video
Updated: May 8, 2026
12:08
Improving IV Insulin Administration in a Community Hospital
Published on: June 11, 2012
Gestational diabetes mellitus--negotiating the confusion
Alison Nankervis1, Jennifer Conn
1Diabetes, Department of Diabetes and Endocrinology, Royal Melbourne Hospital, VIC, Australia. alison.nankervis@mh.org.au
Australian Family Physician
|August 24, 2013
Summary
Revised gestational diabetes mellitus (GDM) diagnostic criteria in Australia aim to improve pregnancy outcomes. These changes will increase GDM diagnoses by 50%, highlighting the need for proactive management by general practitioners.
Area of Science:
- Obstetrics and Gynecology
- Endocrinology
- Public Health
Background:
- Current diagnostic criteria for gestational diabetes mellitus (GDM) in Australia are controversial, with two sets in use causing confusion.
- Gestational diabetes mellitus poses risks to maternal and infant well-being.
Purpose of the Study:
- To discuss the rationale behind proposed changes to GDM diagnostic criteria.
- To clarify current GDM testing and diagnosis protocols in Australia.
Main Methods:
- Literature review on updated GDM diagnostic criteria.
- Analysis of the impact of revised thresholds on diagnosis rates.
Main Results:
- Revised GDM diagnostic thresholds are based on new data linking maternal hyperglycemia to fetal outcomes.
- The updated criteria are projected to increase GDM diagnoses by up to 50%.
Conclusions:
- Management of GDM significantly improves neonatal outcomes, necessitating prompt diagnosis.
- Revised GDM diagnostic and management strategies require increased involvement of general practitioners.
Related Concept Videos
01:22Diabetes 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...
01:20Pathophysiology 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 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...
01:26Diabetes 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...
01:25Type II Diabetes Mellitus III: Clinical Manifestations and Diagnosis
Type 2 diabetes mellitus develops gradually and is often asymptomatic in early stages.Clinical ManifestationsWhen symptoms appear, they include fatigue, blurred vision, pruritus, delayed wound healing, and recurrent infections, particularly candidal infections. Peripheral neuropathy may present as numbness or tingling in the extremities. Classic hyperglycemia symptoms—polyuria, polydipsia, and polyphagia—are less common. Most patients are overweight and frequently have associated hypertension...
01:15Diabetes: 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...
01:29Hyperglycemia
Hyperglycemia is an abnormally high blood glucose level. It is diagnosed by fasting glucose ≥126 mg/dL, 2-hour oral glucose tolerance test (or OGTT) ≥200 mg/dL, random glucose ≥200 mg/dL with symptoms, or HbA1c ≥6.5%. However, HbA1c results may be unreliable in certain conditions, such as anemia or hemoglobinopathies, and the diagnosis should be confirmed unless classic symptoms are present. Postprandial hyperglycemia is typically considered significant when glucose levels exceed 180 mg/dL two...