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February 23, 2026Open Access

Mass Spectrometric Measurements of 11-Deoxycortisol, Androstenedione and Dehydroepiandrosterone Are Superior to Cortisol to Assess Selectivity of Non-Stimulated Adrenal Vein Sampling

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Authors

FAFrancesco AlessiCPChristina PamporakiMPMirko Peitzsch

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Overview

Cross-sectional analysis demonstrates mass spectrometry improves adrenal venous sampling selectivity using multiple biomarkers.

Key Points

  • To determine the effectiveness of various steroids in assessing the selectivity of adrenal venous sampling (AVS) for primary aldosteronism.
  • Cross-sectional multicenter study
  • Involvement of 229 patients undergoing unstimulated AVS
  • Measurement of adrenal and peripheral venous plasma levels of multiple steroids using mass spectrometry
  • Calculation of selectivity index ratios comparing aldosterone to plasma steroids
  • 11-Deoxycortisol, androstenedione, and dehydroepiandrosterone are superior to cortisol for AVS assessment
  • Using mass spectrometry allows for better identification of successful AVS procedures
  • Many AVS procedures previously considered unsuccessful can now be saved

Cite This Study

Alessi et al. (2026) studied this question.

synapsesocial.com/papers/699ba07072792ae9fd8701bahttps://doi.org/10.5167/uzh-292299
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