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Hormonal Regulation and Hypertension
Research Guide
What is Hormonal Regulation and Hypertension?
Hormonal Regulation and Hypertension is the study of endocrine mechanisms, particularly aldosterone overproduction in primary aldosteronism, that drive high blood pressure, along with diagnostic approaches, cardiovascular risks, and treatments like mineralocorticoid receptor antagonists.
This field centers on primary aldosteronism, where adrenal glands overproduce aldosterone, leading to hypertension, cardiovascular events, and renal injury, with 81,262 papers published. Research examines glucocorticoid and mineralocorticoid receptor actions, adrenal vein sampling for diagnosis, and spironolactone therapy for management. Growth data over the last 5 years is not available.
Topic Hierarchy
Research Sub-Topics
Adrenal Vein Sampling in Primary Aldosteronism
Research evaluates technical success rates, lateralization accuracy, and complications of adrenal vein sampling for subtype diagnosis. Studies develop non-invasive imaging alternatives and procedural standardization.
Mineralocorticoid Receptor Signaling in Hypertension
This sub-topic explores aldosterone-independent activation of mineralocorticoid receptors and downstream effects on vascular and renal function. Researchers study receptor antagonists beyond spironolactone.
Cardiovascular Outcomes in Primary Aldosteronism
Longitudinal studies assess stroke, heart failure, and atrial fibrillation risks compared to essential hypertension. Research examines benefits of surgical versus medical treatment on cardiovascular events.
Screening Strategies for Primary Aldosteronism
Investigations optimize aldosterone-renin ratio thresholds, confirmatory testing protocols, and population screening guidelines. Studies address overdiagnosis and cost-effectiveness in hypertension cohorts.
Spironolactone Therapy in Resistant Hypertension
Clinical trials evaluate low-dose spironolactone as fourth-line therapy, monitoring hyperkalemia and efficacy in real-world settings. Research explores sex-specific responses and combination regimens.
Why It Matters
Hormonal regulation influences hypertension management through aldosterone blockade, as shown in clinical trials. Pitt et al. (1999) in "The Effect of Spironolactone on Morbidity and Mortality in Patients with Severe Heart Failure" demonstrated that spironolactone added to standard therapy reduced morbidity and mortality risk in severe heart failure patients, many with hypertension linked to aldosterone excess. Similarly, Pitt et al. (2003) in "Eplerenone, a Selective Aldosterone Blocker, in Patients with Left Ventricular Dysfunction after Myocardial Infarction" found eplerenone reduced morbidity and mortality in post-myocardial infarction patients with left ventricular dysfunction. These findings support aldosterone antagonists in preventing cardiovascular events and renal injury associated with primary aldosteronism and metabolic syndrome.
Reading Guide
Where to Start
"The Effect of Spironolactone on Morbidity and Mortality in Patients with Severe Heart Failure" by Pitt et al. (1999), as it provides foundational clinical evidence on aldosterone blockade reducing risks in hypertension-related heart failure.
Key Papers Explained
Pitt et al. (1999) in "The Effect of Spironolactone on Morbidity and Mortality in Patients with Severe Heart Failure" established aldosterone receptor blockade benefits in heart failure with hypertension. Evans (1988) in "The Steroid and Thyroid Hormone Receptor Superfamily" details receptor mechanisms underlying these effects. Pitt et al. (2003) in "Eplerenone, a Selective Aldosterone Blocker, in Patients with Left Ventricular Dysfunction after Myocardial Infarction" builds on this with selective blocker data post-infarction. Sapolsky et al. (2000) in "How Do Glucocorticoids Influence Stress Responses?" connects glucocorticoid actions to hormonal regulation in stress-hypertension contexts.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Research continues on primary aldosteronism diagnosis via adrenal vein sampling and spironolactone for metabolic syndrome and renal injury, with no recent preprints or news available.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Nitric oxide release accounts for the biological activity of e... | 1987 | Nature | 10.7K | ✕ |
| 2 | The Effect of Spironolactone on Morbidity and Mortality in Pat... | 1999 | New England Journal of... | 9.0K | ✓ |
| 3 | The Steroid and Thyroid Hormone Receptor Superfamily | 1988 | Science | 7.6K | ✓ |
| 4 | How Do Glucocorticoids Influence Stress Responses? Integrating... | 2000 | Endocrine Reviews | 6.5K | ✕ |
| 5 | Renoprotective Effect of the Angiotensin-Receptor Antagonist I... | 2001 | New England Journal of... | 5.9K | ✓ |
| 6 | Effects of intensive blood-pressure lowering and low-dose aspi... | 1998 | The Lancet | 5.8K | ✕ |
| 7 | The sixth report of the Joint National Committee on prevention... | 1997 | Archives of Internal M... | 5.7K | ✕ |
| 8 | Major Outcomes in High-Risk Hypertensive Patients Randomized t... | 2002 | JAMA | 5.7K | ✕ |
| 9 | Cardiovascular morbidity and mortality in the Losartan Interve... | 2002 | The Lancet | 5.4K | ✕ |
| 10 | Eplerenone, a Selective Aldosterone Blocker, in Patients with ... | 2003 | New England Journal of... | 4.9K | ✓ |
Frequently Asked Questions
What is the role of aldosterone in hypertension?
Aldosterone overproduction in primary aldosteronism causes hypertension by promoting sodium retention and vascular effects. Blocking aldosterone receptors with spironolactone reduces risks in heart failure patients with hypertension. This is evident in studies on mineralocorticoid receptor antagonism.
How does spironolactone treat hypertension-related conditions?
Spironolactone blocks aldosterone receptors, reducing morbidity and mortality in severe heart failure when added to standard therapy. Pitt et al. (1999) showed this effect in patients with severe heart failure. It addresses hormonal dysregulation in primary aldosteronism.
What are glucocorticoid actions in stress and hypertension?
Glucocorticoids influence stress responses through permissive, suppressive, stimulatory, and preparative actions. Sapolsky et al. (2000) in "How Do Glucocorticoids Influence Stress Responses?" integrated these effects on endocrine regulation. They interact with mineralocorticoid pathways relevant to hypertension.
Why is adrenal vein sampling used in primary aldosteronism?
Adrenal vein sampling detects aldosterone overproduction sources for guiding treatment in primary aldosteronism. It distinguishes unilateral from bilateral disease causing hypertension. This diagnostic tool appears in research on case detection.
What is the current state of aldosterone blocker therapy?
Selective aldosterone blockers like eplerenone reduce risks post-myocardial infarction in hypertensive patients with ventricular dysfunction. Pitt et al. (2003) reported reduced morbidity and mortality with optimal therapy plus eplerenone. Spironolactone shows similar benefits in heart failure.
Open Research Questions
- ? How do glucocorticoid and mineralocorticoid receptors interact to modulate hypertension in primary aldosteronism?
- ? What are the long-term renal outcomes of spironolactone therapy in patients with aldosterone-driven hypertension?
- ? Can adrenal vein sampling accuracy be improved for better case detection in metabolic syndrome-associated hypertension?
- ? What mechanisms link aldosterone excess to cardiovascular events beyond blood pressure elevation?
Recent Trends
The field has 81,262 papers on primary aldosteronism and hypertension, with no 5-year growth rate available and no recent preprints or news in the last 12 months.
Highly cited works like Pitt et al. on spironolactone (8954 citations) and Pitt et al. (2003) on eplerenone (4851 citations) remain central to aldosterone therapy trends.
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