{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,7]],"date-time":"2026-09-07T20:50:57Z","timestamp":1788814257061,"version":"build-2803163510"},"reference-count":30,"publisher":"The Endocrine Society","issue":"1","license":[{"start":{"date-parts":[[2023,7,7]],"date-time":"2023-07-07T00:00:00Z","timestamp":1688688000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100018952","name":"NIHR Birmingham Biomedical Research Centre","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100018952","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100013963","name":"University Hospitals Birmingham NHS Foundation Trust","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100013963","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100000855","name":"University of Birmingham","doi-asserted-by":"publisher","award":["NIHR203326"],"award-info":[{"award-number":["NIHR203326"]}],"id":[{"id":"10.13039\/501100000855","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100000276","name":"Department of Health and Social Care","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100000276","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100000691","name":"Academy of Medical Sciences","doi-asserted-by":"publisher","award":["SGL020\/1018"],"award-info":[{"award-number":["SGL020\/1018"]}],"id":[{"id":"10.13039\/501100000691","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2023,12,21]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:sec>\n                  <jats:title>Context<\/jats:title>\n                  <jats:p>Pheochromocytomas are increasingly diagnosed in incidentally detected adrenal masses. However, the characteristics of incidental pheochromocytomas are unclear.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Objective<\/jats:title>\n                  <jats:p>We aimed to assess the proportion and clinical, biochemical, radiological, genetic, histopathological, and follow-up characteristics of incidental pheochromocytomas.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Methods<\/jats:title>\n                  <jats:p>A retrospective review was conducted of patients with pheochromocytoma seen between January 2010 and October 2022 at a large UK tertiary care center. The diagnosis was confirmed histologically or by the combined presence of increased plasma and\/or urinary metanephrines (MN), indeterminate adrenal mass on cross-sectional imaging, and metaiodobenzylguanidine avidity.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>We identified 167 patients with pheochromocytoma; 144 (86.2%) underwent adrenalectomy, for 23 (13.8%) surgery was either awaited, deemed unsuitable due to frailty or other metastatic malignancy, or declined by the patients. Excluding pheochromocytomas diagnosed via screening genetically predisposed individuals (N = 20), 37 of 132 (28.0%) presented with adrenergic symptoms and\/or uncontrolled hypertension, while 91 of 132 (69.0%) patients presented with an incidentally detected adrenal mass. Incidentally detected patients were older (median age 62 years) than those detected due to clinical suspicion (aged 42 years) or after genetic screening (aged 33 years) (all P &amp;lt; .05). Incidentally detected pheochromocytomas were smaller (median 42 mm) than tumors detected due to adrenergic symptoms\/uncontrolled hypertension (60 mm), but larger than tumors identified by genetic screening (30 mm) (all P &amp;lt; .05). Increased MN excretion showed a similar pattern (symptomatic\/uncontrolled hypertension &amp;gt; incidental &amp;gt; genetic screening) (all P &amp;lt; .05). Hereditary predisposition was detected in 20.4% of patients (incidental, 15.3%; symptomatic\/uncontrolled hypertension, 42.9%).<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusion<\/jats:title>\n                  <jats:p>The majority of pheochromocytomas are diagnosed incidentally and have distinct clinical, radiological, biochemical, and genetic features. Their detection at older age but smaller size may point to a different underlying tumor biology.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1210\/clinem\/dgad401","type":"journal-article","created":{"date-parts":[[2023,7,5]],"date-time":"2023-07-05T21:14:25Z","timestamp":1688591665000},"page":"e389-e396","source":"Crossref","is-referenced-by-count":28,"title":["Pheochromocytomas Most Commonly Present As Adrenal Incidentalomas: A Large Tertiary Center Experience"],"prefix":"10.1210","volume":"109","author":[{"given":"Sunil","family":"Aggarwal","sequence":"first","affiliation":[{"name":"Institute of Metabolism and Systems Research, University of Birmingham , Birmingham B15 2TT , UK"},{"name":"Centre for Endocrinology, Diabetes and Metabolism, Birmingham Health Partners , Birmingham B15 2TT , UK"},{"name":"Department of Endocrinology, Queen Elizabeth Hospital Birmingham , Birmingham B15 2GW , 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Metabolism, Birmingham Health Partners , Birmingham B15 2TT , UK"},{"name":"Department of Endocrinology, Queen Elizabeth Hospital Birmingham , Birmingham B15 2GW , UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Miriam","family":"Asia","sequence":"additional","affiliation":[{"name":"Department of Endocrinology, Queen Elizabeth Hospital Birmingham , Birmingham B15 2GW , UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Robert P","family":"Sutcliffe","sequence":"additional","affiliation":[{"name":"Department of Hepatobiliary Surgery, Queen Elizabeth Hospital Birmingham , Birmingham B15 2GW , UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5106-9719","authenticated-orcid":false,"given":"Wiebke","family":"Arlt","sequence":"additional","affiliation":[{"name":"Institute of Metabolism and Systems Research, University of Birmingham , Birmingham B15 2TT , UK"},{"name":"Centre for Endocrinology, Diabetes and Metabolism, Birmingham Health Partners , Birmingham B15 2TT , UK"},{"name":"Department of Endocrinology, Queen Elizabeth Hospital Birmingham , Birmingham B15 2GW , UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cristina L","family":"Ronchi","sequence":"additional","affiliation":[{"name":"Institute of Metabolism and Systems Research, University of Birmingham , Birmingham B15 2TT , UK"},{"name":"Centre for Endocrinology, Diabetes and Metabolism, Birmingham Health Partners , Birmingham B15 2TT , UK"},{"name":"Department of Endocrinology, Queen Elizabeth Hospital Birmingham , Birmingham B15 2GW , UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4696-0643","authenticated-orcid":false,"given":"Niki","family":"Karavitaki","sequence":"additional","affiliation":[{"name":"Institute of Metabolism and Systems Research, University of Birmingham , Birmingham B15 2TT , UK"},{"name":"Centre for Endocrinology, Diabetes and 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