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Diabetes and hypertension

R J Mahler1

  • 1Department of Medicine, Cornell University Medical Center, New York.

Hormone and Metabolic Research = Hormon- Und Stoffwechselforschung = Hormones Et Metabolisme
|December 1, 1990
PubMed

Insights

Diabetes mellitus and hypertension are major risk factors for cardiovascular and renal diseases. Managing hypertension in diabetic patients is crucial due to their doubled risk of cardiovascular death and other severe complications.

Area of Science:

  • Cardiology
  • Nephrology
  • Endocrinology

Background:

  • Diabetes mellitus and hypertension are independent, potent risk factors for cardiovascular, renal, and atherosclerotic diseases.
  • Co-occurrence of diabetes and hypertension significantly elevates the risk of cardiovascular mortality, stroke, and end-stage renal disease.
  • Hypertension in Type 1 Diabetes Mellitus (IDDM) is often linked to renal disease, while in Type 2 Diabetes Mellitus (NIDDM), it appears multifactorial and independent of renal status.

Purpose of the Study:

  • To explore the complex relationship between diabetes mellitus and hypertension.
  • To investigate the potential mechanisms linking obesity, insulin resistance, and hypertension in diabetic patients.
  • To inform the therapeutic strategies for antihypertensive treatment in both Type I and Type II Diabetes Mellitus.

Main Methods:

  • Review and synthesis of existing literature on diabetes, hypertension, and associated complications.
  • Analysis of the multifactorial nature of hypertension in NIDDM.
  • Consideration of hyperinsulinism and insulin resistance as potential links between obesity, hypertension, and NIDDM.

Main Results:

  • Hyperinsulinism and insulin resistance may contribute to hypertension via altered calcium metabolism, sodium reabsorption, or effects on lipid/catecholamine metabolism.
  • Insulin may directly impact the atherosclerotic process in hypertensive diabetic individuals.
  • Obesity is dissociable from hypertension and NIDDM, with hyperinsulinism/insulin resistance as a common link.

Conclusions:

  • The interplay between diabetes, hypertension, and metabolic factors like insulin resistance is critical for cardiovascular and renal health.
  • Understanding these mechanisms is essential for tailoring antihypertensive therapies in diabetic populations.
  • Therapeutic approaches for hypertension in diabetic patients must consider the underlying metabolic and cardiovascular risks.

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