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Outcomes After Surgery for Unilateral Dominant Primary Aldosteronism in Sweden

Sellgren, Fredrik ; Koman, Anna ; Nordenström, Erik LU ; Hellman, Per ; Hennings, Joakim and Muth, Andreas (2020) In World Journal of Surgery 44(2). p.561-569
Abstract

Background: Primary aldosteronism (PA) is the most common cause of secondary hypertension. Surgery is the mainstay of treatment for unilateral dominant PA, but reported cure rates varies. The aim of the present study was to investigate contemporary follow-up practices and cure rates after surgery for PA in Sweden. Methods: Patients operated for PA and registered in the Scandinavian Quality Register for Thyroid, Parathyroid and Adrenal Surgery (SQRTPA) 2009–2015 were identified. Patient data were extracted, and follow-up data (1–24 months) was recorded. Doses of antihypertensive medication and potassium supplementation were calculated using defined daily doses (DDD), and the Primary Aldosteronism Surgical Outcome (PASO) criteria were... (More)

Background: Primary aldosteronism (PA) is the most common cause of secondary hypertension. Surgery is the mainstay of treatment for unilateral dominant PA, but reported cure rates varies. The aim of the present study was to investigate contemporary follow-up practices and cure rates after surgery for PA in Sweden. Methods: Patients operated for PA and registered in the Scandinavian Quality Register for Thyroid, Parathyroid and Adrenal Surgery (SQRTPA) 2009–2015 were identified. Patient data were extracted, and follow-up data (1–24 months) was recorded. Doses of antihypertensive medication and potassium supplementation were calculated using defined daily doses (DDD), and the Primary Aldosteronism Surgical Outcome (PASO) criteria were used to evaluate outcomes. Results: Of 190 registered patients, 171 (47% female, mean age 53 years, median follow-up 3.7 months) were available for analysis. In 75 patients (44%), missing data precluded evaluation of biochemical cure according to the PASO criteria. Minimal invasive approach was used in 168/171 patients (98%). Complication rate (Clavien-Dindo >3a) was 3%. No mortality was registered. Pre/postoperatively 98/66% used antihypertensives (mean DDD 3.7/1.5). 89/2% had potassium supplementation (mean DDD 2.0/0) before/after surgery. Complete/partial biochemical and clinical success according to the PASO criteria were achieved in 92/7% and 34/60%, respectively. Conclusion: In this study, reflecting contemporary clinical practice in Sweden complete/partial biochemical and clinical success after surgery for PA was 92/7% and 34/60%. Evaluation of biochemical cure was hampered by lack of uniform reporting of relevant outcome measures. We suggest mandatory reporting of surgical outcomes using the PASO criteria for all units performing surgery for PA.

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author
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publishing date
type
Contribution to journal
publication status
published
subject
in
World Journal of Surgery
volume
44
issue
2
pages
561 - 569
publisher
Springer
external identifiers
  • scopus:85075200406
  • pmid:31720794
ISSN
0364-2313
DOI
10.1007/s00268-019-05265-8
language
English
LU publication?
no
id
1346c735-5cd0-4d75-8713-41a7b8611e3f
date added to LUP
2019-12-11 12:31:52
date last changed
2024-04-17 00:16:55
@article{1346c735-5cd0-4d75-8713-41a7b8611e3f,
  abstract     = {{<p>Background: Primary aldosteronism (PA) is the most common cause of secondary hypertension. Surgery is the mainstay of treatment for unilateral dominant PA, but reported cure rates varies. The aim of the present study was to investigate contemporary follow-up practices and cure rates after surgery for PA in Sweden. Methods: Patients operated for PA and registered in the Scandinavian Quality Register for Thyroid, Parathyroid and Adrenal Surgery (SQRTPA) 2009–2015 were identified. Patient data were extracted, and follow-up data (1–24 months) was recorded. Doses of antihypertensive medication and potassium supplementation were calculated using defined daily doses (DDD), and the Primary Aldosteronism Surgical Outcome (PASO) criteria were used to evaluate outcomes. Results: Of 190 registered patients, 171 (47% female, mean age 53 years, median follow-up 3.7 months) were available for analysis. In 75 patients (44%), missing data precluded evaluation of biochemical cure according to the PASO criteria. Minimal invasive approach was used in 168/171 patients (98%). Complication rate (Clavien-Dindo &gt;3a) was 3%. No mortality was registered. Pre/postoperatively 98/66% used antihypertensives (mean DDD 3.7/1.5). 89/2% had potassium supplementation (mean DDD 2.0/0) before/after surgery. Complete/partial biochemical and clinical success according to the PASO criteria were achieved in 92/7% and 34/60%, respectively. Conclusion: In this study, reflecting contemporary clinical practice in Sweden complete/partial biochemical and clinical success after surgery for PA was 92/7% and 34/60%. Evaluation of biochemical cure was hampered by lack of uniform reporting of relevant outcome measures. We suggest mandatory reporting of surgical outcomes using the PASO criteria for all units performing surgery for PA.</p>}},
  author       = {{Sellgren, Fredrik and Koman, Anna and Nordenström, Erik and Hellman, Per and Hennings, Joakim and Muth, Andreas}},
  issn         = {{0364-2313}},
  language     = {{eng}},
  number       = {{2}},
  pages        = {{561--569}},
  publisher    = {{Springer}},
  series       = {{World Journal of Surgery}},
  title        = {{Outcomes After Surgery for Unilateral Dominant Primary Aldosteronism in Sweden}},
  url          = {{http://dx.doi.org/10.1007/s00268-019-05265-8}},
  doi          = {{10.1007/s00268-019-05265-8}},
  volume       = {{44}},
  year         = {{2020}},
}