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Hypertension and adrenal disorders

J D Blumenfeld1

  • 1New York Hospital-Cornell University Medical Center, New York.

Current Opinion in Nephrology and Hypertension
|March 1, 1993
PubMed
Summary

Adrenal gland dysfunction, including mineralocorticoid hypertension and pheochromocytomas, causes significant hypertension. Improved diagnostic methods reveal these conditions are underdiagnosed, highlighting the need for comprehensive screening.

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Area of Science:

  • Endocrinology and Hypertension
  • Adrenal Gland Physiology
  • Tumor Biology

Background:

  • Adrenal cortical and medullary dysfunctions are key contributors to adult hypertension.
  • Current classifications of mineralocorticoid hypertension may oversimplify complex pathophysiology.
  • Pheochromocytomas, often adrenal medulla tumors, can secrete catecholamines, leading to hypertension.

Purpose of the Study:

  • To explore the diverse causes of hypertension related to adrenal function.
  • To emphasize the underdiagnosis of mineralocorticoid hypertension and pheochromocytomas.
  • To highlight advances in identifying and screening for these adrenal disorders.

Main Methods:

  • Review of advancements in steroid biochemistry and molecular biology for mineralocorticoid hypertension.
  • Discussion of screening protocols for norepinephrine, epinephrine, and their metabolites for pheochromocytomas.
  • Consideration of extra-adrenal pheochromocytomas and their diagnostic challenges.

Main Results:

  • Various forms of mineralocorticoid hypertension are identified through advanced biochemical and molecular techniques.
  • Evidence suggests mineralocorticoid hypertension is frequently underdiagnosed.
  • Pheochromocytomas, including extra-adrenal types, require specific screening due to varied presentations and locations.

Conclusions:

  • Adrenal abnormalities are critical, often underdiagnosed, causes of hypertension.
  • Enhanced diagnostic capabilities are crucial for identifying diverse mineralocorticoid hypertension subtypes.
  • Comprehensive screening for catecholamine-secreting tumors, including extra-adrenal pheochromocytomas, is essential for accurate diagnosis and management.

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