Double Parathyroid Adenoma Presenting as One Mass: A Case Report

Background and Objectives: Primary hyperparathyroidism is a common endocrinological condition, which is usually caused by solitary parathyroid adenoma. The aim of this article is to present a case of double adenoma presenting as one and literature review on this topic.Case presentation: 56 years ol...

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Main Authors: Rugilė Petruokaitė, Vitalijus Eismontas, Narimantas Evaldas Samalavičius
Format: Article
Language:English
Published: Vilnius University Press 2024-05-01
Series:Acta Medica Lituanica
Subjects:
Online Access:https://www.journals.vu.lt/AML/article/view/34816
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author Rugilė Petruokaitė
Vitalijus Eismontas
Narimantas Evaldas Samalavičius
author_facet Rugilė Petruokaitė
Vitalijus Eismontas
Narimantas Evaldas Samalavičius
author_sort Rugilė Petruokaitė
collection DOAJ
description Background and Objectives: Primary hyperparathyroidism is a common endocrinological condition, which is usually caused by solitary parathyroid adenoma. The aim of this article is to present a case of double adenoma presenting as one and literature review on this topic.Case presentation: 56 years old female suffering from generalized fatigue, bone pain, unstable body weight and palpitations was diagnosed with primary hyperparathyroidism. Further investigation revealed elevated parathyroid hormone (PTH), ionized and total calcium levels. Imaging showed two adenomas merging into one. Parathyroidectomy was performed and final intraoperative PTH (IOPTH) decreased by 71.6%. Parathyroid adenoma measuring 40 mm x 15 mm x 11 mm and weighing 1 g 483 mg was excised. 7 weeks after surgery patient was feeling well but her PTH level was elevated again.Conclusions: As far as we know, the double parathyroid adenoma presented in this case report is the largest reported in the Northern Europe and the first one that presents as one mass within the region. Double adenoma increases the risk of recurrent primary hyperparathyroidism (PHPT) and requires more careful and longer follow up after surgery than solitary adenomas. Final IOPTH must decrease by at least 50% within 10 minutes. This case shows that despite final IOPTH drop by more than 50%, after few weeks normocalcemic elevated parathyroid hormone (NCePTH) phenomenon was noticed. This phenomenon does not indicate surgical failure.
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institution Kabale University
issn 1392-0138
2029-4174
language English
publishDate 2024-05-01
publisher Vilnius University Press
record_format Article
series Acta Medica Lituanica
spelling doaj-art-0dcd43b2d3c546e489c00e5ee1b0240a2025-01-20T18:07:56ZengVilnius University PressActa Medica Lituanica1392-01382029-41742024-05-0131110.15388/Amed.2024.31.1.20Double Parathyroid Adenoma Presenting as One Mass: A Case ReportRugilė Petruokaitė0https://orcid.org/0009-0000-4870-5104Vitalijus Eismontas1https://orcid.org/0000-0002-2753-9255Narimantas Evaldas Samalavičius2https://orcid.org/0000-0003-4955-2407Vilnius University, Faculty of MedicineHealth Research and Innovation Science Center, Faculty of Health Sciences, Klaipėda University; Department of Surgery, Klaipeda University HospitalHealth Research and Innovation Science Center, Faculty of Health Sciences, Klaipėda University; Department of Surgery, Klaipėda University Hospital Background and Objectives: Primary hyperparathyroidism is a common endocrinological condition, which is usually caused by solitary parathyroid adenoma. The aim of this article is to present a case of double adenoma presenting as one and literature review on this topic.Case presentation: 56 years old female suffering from generalized fatigue, bone pain, unstable body weight and palpitations was diagnosed with primary hyperparathyroidism. Further investigation revealed elevated parathyroid hormone (PTH), ionized and total calcium levels. Imaging showed two adenomas merging into one. Parathyroidectomy was performed and final intraoperative PTH (IOPTH) decreased by 71.6%. Parathyroid adenoma measuring 40 mm x 15 mm x 11 mm and weighing 1 g 483 mg was excised. 7 weeks after surgery patient was feeling well but her PTH level was elevated again.Conclusions: As far as we know, the double parathyroid adenoma presented in this case report is the largest reported in the Northern Europe and the first one that presents as one mass within the region. Double adenoma increases the risk of recurrent primary hyperparathyroidism (PHPT) and requires more careful and longer follow up after surgery than solitary adenomas. Final IOPTH must decrease by at least 50% within 10 minutes. This case shows that despite final IOPTH drop by more than 50%, after few weeks normocalcemic elevated parathyroid hormone (NCePTH) phenomenon was noticed. This phenomenon does not indicate surgical failure. https://www.journals.vu.lt/AML/article/view/34816double parathyroid adenomaprimary hyperparathyroidismparathyroidectomy
spellingShingle Rugilė Petruokaitė
Vitalijus Eismontas
Narimantas Evaldas Samalavičius
Double Parathyroid Adenoma Presenting as One Mass: A Case Report
Acta Medica Lituanica
double parathyroid adenoma
primary hyperparathyroidism
parathyroidectomy
title Double Parathyroid Adenoma Presenting as One Mass: A Case Report
title_full Double Parathyroid Adenoma Presenting as One Mass: A Case Report
title_fullStr Double Parathyroid Adenoma Presenting as One Mass: A Case Report
title_full_unstemmed Double Parathyroid Adenoma Presenting as One Mass: A Case Report
title_short Double Parathyroid Adenoma Presenting as One Mass: A Case Report
title_sort double parathyroid adenoma presenting as one mass a case report
topic double parathyroid adenoma
primary hyperparathyroidism
parathyroidectomy
url https://www.journals.vu.lt/AML/article/view/34816
work_keys_str_mv AT rugilepetruokaite doubleparathyroidadenomapresentingasonemassacasereport
AT vitalijuseismontas doubleparathyroidadenomapresentingasonemassacasereport
AT narimantasevaldassamalavicius doubleparathyroidadenomapresentingasonemassacasereport