{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,10]],"date-time":"2026-03-10T09:54:41Z","timestamp":1773136481223,"version":"3.50.1"},"reference-count":37,"publisher":"Oxford University Press (OUP)","issue":"4","content-domain":{"domain":["eje.bioscientifica.com"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2009,4]]},"abstract":"<jats:sec><jats:title>Objective<\/jats:title><jats:p>Primary aldosteronism (PA) due to aldosterone-producing adenoma (APA) is the most common curable form of secondary hypertension.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>In order to evaluate blood pressure outcome after adrenalectomy for APA and to identify new favorable prognostic factors, data from 42 consecutive APA patients who underwent adrenalectomy were collected from 2005 to 2007.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Renin-angiotensin-aldosterone system (upright and postsaline infusion test), serum and urinary electrolytes, office and ambulatory blood pressure monitoring were evaluated at baseline and after a follow-up of 2.7\u00b12.2 years. Drug history and adenoma size at morphological evaluation were also collected.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Multiple regression analysis showed that, before surgery, patients with a small adenoma (diameter &lt;20\u200amm) displayed higher postsaline aldosterone values (<jats:italic>P<\/jats:italic>=0.0001), and lower serum potassium levels (<jats:italic>P<\/jats:italic>=0.020), than patients with adenoma &gt;20\u200amm. Before surgery, mineralocorticoid receptor (MR) antagonists were used in patients with small APA in greater percentage than patients with bigger adenomas (64 vs 30% respectively,<jats:italic>P<\/jats:italic>=0.037). At follow-up, blood pressure normalized in 63% of the subjects. Recovered patients had a shorter duration of hypertension (<jats:italic>P<\/jats:italic>=0.038), and a smaller adenoma size (<jats:italic>P<\/jats:italic>=0.035). Receiver operating characteristic curves showed that a duration of hypertension \u22646 years and an APA size &lt;20\u200amm were the best predictors of blood pressure normalization. Patients with APA &lt;20\u200amm showed the complete restoration of blood pressure circadian rhythm.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>The presence of APA &lt;20\u200amm, duration of hypertension equal or less than 6 years, and preoperative MR antagonists use are favorable prognostic factors for hypertension recovery after adrenalectomy.<\/jats:p><\/jats:sec>","DOI":"10.1530\/eje-08-0902","type":"journal-article","created":{"date-parts":[[2009,1,9]],"date-time":"2009-01-09T02:09:59Z","timestamp":1231466999000},"page":"639-646","update-policy":"https:\/\/doi.org\/10.1530\/crossmarkpolicy-1","source":"Crossref","is-referenced-by-count":22,"title":["Small tumor size as favorable prognostic factor after adrenalectomy in Conn's adenoma"],"prefix":"10.1093","volume":"160","author":[{"given":"Gilberta","family":"Giacchetti","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Vanessa","family":"Ronconi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Silvia","family":"Rilli","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mario","family":"Guerrieri","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Federica","family":"Turchi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marco","family":"Boscaro","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"286","reference":[{"issue":"1","key":"1_3204752","first-page":"3","volume":"45","author":"Conn","year":"1955","journal-title":"The Journal of laboratory and clinical medicine","ISSN":"https:\/\/id.crossref.org\/issn\/0022-2143","issn-type":"print"},{"issue":"11","key":"2_22950147","doi-asserted-by":"publisher","first-page":"2293","DOI":"10.1016\/j.jacc.2006.07.059","volume":"48","year":"2006","journal-title":"Journal of the American College of Cardiology","ISSN":"https:\/\/id.crossref.org\/issn\/0735-1097","issn-type":"print"},{"issue":"3","key":"3_18072083","doi-asserted-by":"publisher","first-page":"1045","DOI":"10.1210\/jc.2003-031337","volume":"89","author":"Mulatero","year":"2004","journal-title":"Journal of Clinical Endocrinology &amp; 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