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Updated: Oct 9, 2025
06:08
A Novel Method: Super-selective Adrenal Venous Sampling
Published on: September 15, 2017
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[Diagnosis of primary hyperaldosteronism]
Marta Araujo-Castro1, Paola Parra-Ramírez2
1Unidad de Neuroendocrinología, Servicio de Endocrinología, Hospital Universitario Ramón y Cajal. Madrid & Instituto de Investigación Biomédica Ramón y Cajal (IRYCIS) & Departamento de Medicina, Universidad de Alcalá de Henares, Madrid, España.
Medicina Clinica
|December 20, 2021
Summary
Primary aldosteronism (PA), a common cause of secondary hypertension, carries higher cardio-metabolic risks. Early diagnosis via screening, confirmatory tests, and localization studies is crucial for patient management.
Area of Science:
- Endocrinology and Hypertension Research
- Cardiovascular Disease Risk Factors
- Diagnostic Medical Imaging
Background:
- Primary aldosteronism (PA) is the leading cause of secondary arterial hypertension.
- PA is linked to increased cardio-metabolic risks compared to essential hypertension (EHT).
- High clinical suspicion is essential for timely PA diagnosis.
Purpose of the Study:
- To review current diagnostic strategies for primary aldosteronism.
- To cover screening, confirmatory testing, and localization methods for PA.
- To emphasize the importance of early PA detection and management.
Main Methods:
- Review of existing data on primary aldosteronism diagnosis.
- Discussion of screening using aldosterone/renin ratio.
- Evaluation of confirmatory tests (saline infusion, captopril) and localization (CT, AVS).
Main Results:
- Elevated aldosterone/renin ratio necessitates confirmatory testing, except in severe PA cases.
- Intravenous saline infusion and captopril tests are standard confirmatory methods.
- Computed tomography (CT) and adrenal venous sampling (AVS) are key for localization.
Conclusions:
- A systematic diagnostic approach from screening to localization is vital for PA.
- Accurate diagnosis of PA can mitigate associated cardio-metabolic risks.
- This review provides a comprehensive overview of PA diagnostic pathways.
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