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Diabetes Mellitus: Type 2 and Gestational01:22

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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...
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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.
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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...
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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.
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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...
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Changing the protocol for gestational diabetes mellitus screening.

Dora Ng1, Michael Beckmann1,2,3, Harold David Mcintyre2,3,4

  • 1Department of Obstetrics & Gynaecology, Mater Mothers Hospital, Raymond Tce, South Brisbane, Queensland, Australia.

The Australian & New Zealand Journal of Obstetrics & Gynaecology
|July 18, 2015
PubMed
Summary
This summary is machine-generated.

Early screening for gestational diabetes mellitus (GDM) using oral glucose tolerance testing (OGTT) in high-risk women shows promise, but random blood glucose levels (BGL) for low-risk women are less effective. Adherence to new GDM screening policies requires improvement.

Keywords:
early diagnosisgestational diabetesglucose tolerance testmass screeningrisk factors

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Area of Science:

  • Obstetrics and Gynecology
  • Endocrinology
  • Public Health

Background:

  • Gestational diabetes mellitus (GDM) affects 5-8% of pregnant women in Australia, associated with adverse maternal and neonatal outcomes.
  • Early diagnosis and treatment of GDM are suggested to improve pregnancy outcomes.
  • A tertiary hospital implemented a revised GDM screening policy to address these concerns.

Purpose of the Study:

  • To evaluate the implementation and impact of a new gestational diabetes mellitus (GDM) screening policy.
  • To assess the prevalence of GDM under new Australasian Diabetes in Pregnancy Society (ADIPS) criteria.
  • To analyze maternal and neonatal outcomes and adherence to the revised screening protocol.

Main Methods:

  • A 6-month audit of a new GDM screening policy was conducted.
  • Screening involved early testing (random blood glucose level (BGL) or oral glucose tolerance testing (OGTT)) based on risk, followed by universal OGTT at 26-28 weeks.
  • Data collected included GDM prevalence, maternal/neonatal outcomes, and adherence rates.

Main Results:

  • The overall prevalence of GDM was 7.9% (1.6% early, 6.3% later diagnoses).
  • Early OGTT identified 24.9% of GDM cases in high-risk women, while early random BGL identified only 1.7% in low-risk women.
  • Adherence to the screening protocol was suboptimal, with rates of 26% at booking, 64% at 26 weeks, and 27% with unknown GDM status.

Conclusions:

  • Early OGTT for high-risk pregnancies is potentially beneficial for GDM detection.
  • The utility of early random BGL screening for low-risk women in GDM diagnosis is questionable.
  • New ADIPS criteria may increase GDM diagnoses, emphasizing earlier detection, though the overall increase is modest.