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Laura P B Elbers Department of Internal Medicine, Medical Center Slotervaart, Amsterdam, the Netherlands
Department of Vascular Medicine, Academic Medical Center, University of Amsterdam, Amsterdam, the Netherlands

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Marije Wijnberge Department of Internal Medicine, Medical Center Slotervaart, Amsterdam, the Netherlands
Department of Vascular Medicine, Academic Medical Center, University of Amsterdam, Amsterdam, the Netherlands
Laboratory of Experimental Intensive Care and Anesthesiology, Academic Medical Center, University of Amsterdam, the Netherlands

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Joost C M Meijers Department of Experimental Vascular Medicine, Academic Medical Center, University of Amsterdam, Amsterdam, the Netherlands
Department of Plasma Proteins, Sanquin Research, Amsterdam, the Netherlands

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Dennis C W Poland Clinical Chemistry Laboratory, Medical Center Slotervaart, Amsterdam, the Netherlands

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Dees P M Brandjes Department of Internal Medicine, Medical Center Slotervaart, Amsterdam, the Netherlands
Department of Vascular Medicine, Academic Medical Center, University of Amsterdam, Amsterdam, the Netherlands

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Eric Fliers Department of Endocrinology and Metabolism, Academic Medical Center, University of Amsterdam, Amsterdam, the Netherlands

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Victor E A Gerdes Department of Internal Medicine, Medical Center Slotervaart, Amsterdam, the Netherlands
Department of Vascular Medicine, Academic Medical Center, University of Amsterdam, Amsterdam, the Netherlands

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hyperparathyroidism underlined the conflicting results of studies investigating the physiological effects of parathyroid hormone (PTH) and parathyroidectomy on, amongst others, endothelial dysfunction ( 4 ). In our current study, the objective was to study the direct

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Tomás P Griffin Centre for Endocrinology, Diabetes and Metabolism, Saolta University Health Care Group (SUHCG), Galway University Hospitals (GUH), Galway, Ireland
Regenerative Medicine Institute at CÚRAM SFI Research Centre, School of Medicine, National University of Ireland Galway (NUIG), Galway, Ireland

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Caroline M Joyce Department of Clinical Biochemistry, Cork University Hospital, Cork, Ireland

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Sumaya Alkanderi Translational and Clinical Research Institute, Faculty of Medical Sciences, Newcastle University, Newcastle upon Tyne, UK

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Liam M Blake Department of Clinical Biochemistry, SUHCG, GUH, Galway, Ireland

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Derek T O’Keeffe Centre for Endocrinology, Diabetes and Metabolism, Saolta University Health Care Group (SUHCG), Galway University Hospitals (GUH), Galway, Ireland

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Delia Bogdanet Centre for Endocrinology, Diabetes and Metabolism, Saolta University Health Care Group (SUHCG), Galway University Hospitals (GUH), Galway, Ireland

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Md Nahidul Islam Regenerative Medicine Institute at CÚRAM SFI Research Centre, School of Medicine, National University of Ireland Galway (NUIG), Galway, Ireland
Department of Clinical Biochemistry, SUHCG, GUH, Galway, Ireland

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Michael C Dennedy Centre for Endocrinology, Diabetes and Metabolism, Saolta University Health Care Group (SUHCG), Galway University Hospitals (GUH), Galway, Ireland
Lambe Institute for Translational Research, School of Medicine, NUIG, Galway, Ireland

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John E Gillan Department of Histopathology, SUHCG, GUH, Galway, Ireland

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John J Morrison Department of Obstetrics and Gynaecology, SUHCG, GUH, Galway, Ireland

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Timothy O’Brien Centre for Endocrinology, Diabetes and Metabolism, Saolta University Health Care Group (SUHCG), Galway University Hospitals (GUH), Galway, Ireland
Regenerative Medicine Institute at CÚRAM SFI Research Centre, School of Medicine, National University of Ireland Galway (NUIG), Galway, Ireland

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John A Sayer Translational and Clinical Research Institute, Faculty of Medical Sciences, Newcastle University, Newcastle upon Tyne, UK
Newcastle upon Tyne NHS Hospitals Foundation Trust, Newcastle upon Tyne, UK
NIHR Newcastle Biomedical Research Centre, Newcastle upon Tyne, UK

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Marcia Bell Centre for Endocrinology, Diabetes and Metabolism, Saolta University Health Care Group (SUHCG), Galway University Hospitals (GUH), Galway, Ireland

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Paula M O’Shea Department of Clinical Biochemistry, SUHCG, GUH, Galway, Ireland

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, mutations in CYP24A1 should be considered as a potential cause of vitamin D-mediated parathyroid hormone (PTH)-independent hypercalcaemia. To date, cases of both adults and children with CYP24A1 mutations and hence increased sensitivity to vitamin D

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Natércia Neves Marques de Queiroz University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Franciane Trindade Cunha de Melo University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Fabrício de Souza Resende University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Luísa Corrêa Janaú University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Norberto Jorge Kzan de Souza Neto University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Manuela Nascimento de Lemos University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Ana Carolina Lobato Virgolino University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Maria Clara Neres Iunes de Oliveira University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Angélica Leite de Alcântara University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Lorena Vilhena de Moraes University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Tiago Franco David University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Wanderson Maia da Silva University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Scarlatt Souza Reis University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Márcia Costa dos Santos University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Ana Carolina Contente Braga de Souza University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Pedro Paulo Freire Piani University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Neyla Arroyo Lara Mourão University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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Karem Mileo Felício University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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João Felício Abrahão Neto University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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João Soares Felício University Hospital João de Barros Barreto, Federal University of Pará, Endocrinology Division, Belem, Pará, Brazil

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metabolites 25(OH)D and 1,25(OH)2D, thus reinforcing the accuracy of our analysis ( 17 ). Quantitative serum intact parathyroid hormone (PTH) was determined by electrochemiluminescence (Modular Analytics, E170, Roche). Serum albumin was assessed by enzymatic

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Eeva M Ryhänen
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Ilkka Heiskanen
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Harri Sintonen Endocrinology, Department of Public Health, Group Administration, Helsinki University Hospital, University of Eastern Finland, Abdominal Center, University of Helsinki and Helsinki University Hospital, Post Box 340, FI-00290 Helsinki, Finland

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Matti J Välimäki
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Risto P Roine Endocrinology, Department of Public Health, Group Administration, Helsinki University Hospital, University of Eastern Finland, Abdominal Center, University of Helsinki and Helsinki University Hospital, Post Box 340, FI-00290 Helsinki, Finland
Endocrinology, Department of Public Health, Group Administration, Helsinki University Hospital, University of Eastern Finland, Abdominal Center, University of Helsinki and Helsinki University Hospital, Post Box 340, FI-00290 Helsinki, Finland
Endocrinology, Department of Public Health, Group Administration, Helsinki University Hospital, University of Eastern Finland, Abdominal Center, University of Helsinki and Helsinki University Hospital, Post Box 340, FI-00290 Helsinki, Finland

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Camilla Schalin-Jäntti
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the Department of Surgery, Helsinki University Central Hospital for their assistance. References 1 Silverberg SJ Shane E Jacobs TP Siris E Bilezikian JP . A 10-year prospective study of primary hyperparathyroidism with or without parathyroid

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Maria Mizamtsidi Department of Endocrinology, Diabetes and Metabolism, Hellenic Red Cross Hospital, Athens, Greece

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Constantinos Nastos Second Department of Surgery, Endocrine Surgery Unit, Aretaieion University Hospital, National and Kapodistrian University of Athens, Athens, Greece

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George Mastorakos Unit of Endocrinology, Diabetes and Metabolism, Aretaieion University Hospital, National and Kapodistrian University of Athens, Athens, Greece

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Roberto Dina Department of Pathology, Hammersmith Hospital, Imperial College Healthcare NHS Trust, London, UK

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Ioannis Vassiliou Second Department of Surgery, Endocrine Surgery Unit, Aretaieion University Hospital, National and Kapodistrian University of Athens, Athens, Greece

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Maria Gazouli Department of Basic Medical Sciences, Laboratory of Biology, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece

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Fausto Palazzo Department of Thyroid and Endocrine Surgery, Imperial College London, London, UK

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Introduction Hyperparathyroidism is characterized by hypersecretion of parathyroid hormone (PTH) from the parathyroid glands. According to the cause of hypersecretion, hyperparathyroidism can be classified as primary, secondary or tertiary

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Elizaveta Mamedova Department of Neuroendocrinology and Bone Diseases, Endocrinology Research Center, Moscow, Russian Federation

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Natalya Mokrysheva Department of Parathyroid Diseases, Endocrinology Research Center, Moscow, Russian Federation

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Evgeny Vasilyev Department and Laboratory of Inherited Endocrine Disorders, Endocrinology Research Center, Moscow, Russian Federation

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Vasily Petrov Department and Laboratory of Inherited Endocrine Disorders, Endocrinology Research Center, Moscow, Russian Federation

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Ekaterina Pigarova Department of Neuroendocrinology and Bone Diseases, Endocrinology Research Center, Moscow, Russian Federation

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Sergey Kuznetsov Department of Surgery, Endocrinology Research Center, Moscow, Russian Federation

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Nikolay Kuznetsov Department of Surgery, Endocrinology Research Center, Moscow, Russian Federation

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Liudmila Rozhinskaya Department of Neuroendocrinology and Bone Diseases, Endocrinology Research Center, Moscow, Russian Federation

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Galina Melnichenko I.M. Sechenov First Moscow State Medical University, Moscow, Russian Federation
Institute of Clinical Endocrinology, Endocrinology Research Center, Moscow, Russian Federation

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Ivan Dedov Endocrinology Research Center, Moscow, Russian Federation

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Anatoly Tiulpakov Department and Laboratory of Inherited Endocrine Disorders, Endocrinology Research Center, Moscow, Russian Federation

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; PTH, parathyroid hormone. The total number of MEN1 patients with PHPT as the first manifestation of the disease was 11 (10 identified previously by Sanger sequencing and one by NGS). There were nine females and two males (4.5:1). Median age

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Lu Yang Department of Nuclear Medicine, the First Affiliated Hospital of Chongqing Medical University, Chongqing, China

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Xingguo Jing Department of Nuclear Medicine, the First Affiliated Hospital of Chongqing Medical University, Chongqing, China

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Hua Pang Department of Nuclear Medicine, the First Affiliated Hospital of Chongqing Medical University, Chongqing, China

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Lili Guan Department of Nuclear Medicine, the First Affiliated Hospital of Chongqing Medical University, Chongqing, China

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Mengdan Li Department of Nuclear Medicine, the First Affiliated Hospital of Chongqing Medical University, Chongqing, China

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hormone (PTH) levels are more common in patients with MGD ( 13 , 28 , 29 ). In the case of SPHPT, it is not clear whether MGD represents a neoplastic process or simply that the parathyroid glands are differentially affected and result in asynchronous

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Kelly Brewer Center for Molecular Oncology, University of Connecticut School of Medicine, Farmington, Connecticut, USA

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Isabel Nip Center for Molecular Oncology, University of Connecticut School of Medicine, Farmington, Connecticut, USA

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Justin Bellizzi Center for Molecular Oncology, University of Connecticut School of Medicine, Farmington, Connecticut, USA

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Jessica Costa-Guda Center for Molecular Oncology, University of Connecticut School of Medicine, Farmington, Connecticut, USA
Center for Regenerative Medicine and Skeletal Development, Department of Reconstructive Sciences, University of Connecticut School of Dental Medicine, Farmington, Connecticut, USA

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Andrew Arnold Center for Molecular Oncology, University of Connecticut School of Medicine, Farmington, Connecticut, USA
Division of Endocrinology and Metabolism, University of Connecticut School of Medicine, Farmington, Connecticut, USA

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). Approximately 85% of all PHPT cases are caused by sporadic single-gland parathyroid adenomas (PTAs), benign tumors which typically release inappropriately high levels of parathyroid hormone (PTH) and cause hypercalcemia, in turn often leading to osteoporosis

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Sara Storvall Department of Endocrinology, Abdominal Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

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Helena Leijon Department of Pathology and Huslab, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

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Eeva Ryhänen Department of Endocrinology, Abdominal Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

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Johanna Louhimo Department of Surgery, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

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Caj Haglund Department of Surgery, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

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Camilla Schalin-Jäntti Department of Endocrinology, Abdominal Center, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

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Johanna Arola Department of Pathology and Huslab, University of Helsinki and Helsinki University Hospital, Helsinki, Finland

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://doi.org/10.1155/2013/926295 ) 21 Kamp K Feelders RA van Adrichem RC de Rijke YB van Nederveen FH Kwekkeboom DJ de Herder WW . Parathyroid hormone-related peptide (PTHrP) secretion by gastroenteropancreatic neuroendocrine tumors (GEP

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Rasmus Reinke Department of Otorhinolaryngology, Head and Neck Surgery, Aarhus University Hospital, Aarhus, Denmark

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Stefano Christian Londero Department of Otorhinolaryngology, Head and Neck Surgery, Aarhus University Hospital, Aarhus, Denmark

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Martin Almquist Department of Surgery, Lund University Hospital, Lund, Sweden

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Lars Rejnmark Department of Endocrinology and Internal Medicine, Aarhus University Hospital, Aarhus, Denmark

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Lars Rolighed Department of Otorhinolaryngology, Head and Neck Surgery, Aarhus University Hospital, Aarhus, Denmark

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parathyroid hormone (PTH). Furthermore, we coordinated the follow-up of all patients in the Department of Endocrinology in the case of postoperative hypocalcaemia. Treatment with alfacalcidol was initiated on postoperative days one to three in the case of Ca 2

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