Type 2 diabetes and cardiovascular disease: Have all risk factors the same strength?

Iciar Martín-Timón1, Cristina Sevillano-Collantes1, Amparo Segura-Galindo1

  • 1Iciar Martín-Timón, Cristina Sevillano-Collantes, Amparo Segura-Galindo, Francisco Javier del Cañizo-Gómez, Section of Endocrinology, Hospital Universitario Infanta Leonor, Facultad de Medicina, Universidad Complutense, Madrid 28031, Spain.

Insights

Type 2 diabetes significantly increases cardiovascular disease risk due to traditional factors like obesity and hypertension. Non-traditional risk factors also play a crucial role in this heightened cardiovascular morbidity and mortality.

Area of Science:

  • Cardiology
  • Endocrinology
  • Metabolic Diseases

Background:

  • Type 2 diabetes mellitus (T2DM) is a chronic condition characterized by insulin deficiency or resistance.
  • Patients with T2DM face a substantially elevated risk of cardiovascular morbidity and mortality compared to non-diabetic individuals.
  • Traditional risk factors like hypertension, dyslipidemia, and obesity are prevalent in T2DM, contributing to cardiovascular disease (CVD).

Purpose of the Study:

  • To review the impact of traditional and non-traditional risk factors on cardiovascular disease in T2DM patients.
  • To elucidate the role of these risk factors in the pathogenesis of excess CVD mortality and morbidity in T2DM.
  • To explore the concept of a shared etiology ('common soil') for T2DM and CVD.

Main Methods:

  • Literature review focusing on traditional and non-traditional risk factors for CVD in T2DM.
  • Analysis of the contribution of these factors to atherosclerosis development and clinical events.
  • Synthesis of evidence regarding the interplay between diabetes and cardiovascular disease pathogenesis.

Main Results:

  • While traditional risk factors explain some of the increased CVD risk in T2DM, they do not account for the entire excess.
  • Non-traditional risk factors are implicated as significant contributors to CVD in T2DM.
  • A complex interplay of both traditional and non-traditional factors drives atherosclerosis progression from endothelial dysfunction to clinical outcomes.

Conclusions:

  • The heightened cardiovascular disease burden in T2DM results from a combination of traditional and non-traditional risk factors.
  • Understanding these factors is crucial for managing CVD risk in patients with type 2 diabetes mellitus.
  • Further research into non-traditional risk factors may reveal new therapeutic targets for preventing CVD in T2DM.

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