Johanna Öberg
Johanna Öberg
Tromso Endocrine Research Group, Department of Clinical Medicine, UiT The Arctic University of Norway, Tromso, Norway
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Rolf Jorde
Rolf Jorde
Tromso Endocrine Research Group, Department of Clinical Medicine, UiT The Arctic University of Norway, Tromso, Norway
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Yngve Figenschau
Yngve Figenschau
Tromso Endocrine Research Group, Department of Clinical Medicine, UiT The Arctic University of Norway, Tromso, Norway
Diagnostic Clinic, University Hospital of North Norway, Tromso, Norway
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Diagnostic Clinic, University Hospital of North Norway, Tromso, Norway
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Per Medbøe Thorsby
Per Medbøe Thorsby
Hormone Laboratory, Department of Medical Biochemistry and Biochemical Endocrinology and Metabolism Research Group, Oslo University Hospital, Aker, Oslo, Norway
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Sandra Rinne Dahl
Sandra Rinne Dahl
Hormone Laboratory, Department of Medical Biochemistry and Biochemical Endocrinology and Metabolism Research Group, Oslo University Hospital, Aker, Oslo, Norway
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Anne Winther
Anne Winther
Division of Neurosciences, Orthopedics and Rehabilitation Services, University Hospital of North Norway, Tromso, Norway
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Guri Grimnes
Guri Grimnes
Tromso Endocrine Research Group, Department of Clinical Medicine, UiT The Arctic University of Norway, Tromso, Norway
Division of Internal Medicine, University Hospital of North Norway, Tromso, Norway
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Division of Internal Medicine, University Hospital of North Norway, Tromso, Norway
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hormonal contraceptives (CHC), which includes an estrogenic component, has been consistently reported ( 3 , 11 ). Several tissues, including the parathyroid gland, can utilize DBP-bound 25(OH)D, possibly modifying the significance of free 25(OH)D levels
Ranganathan R Rao
Ranganathan R Rao
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Harpal S Randeva
Harpal S Randeva
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Sailesh Sankaranarayanan
Sailesh Sankaranarayanan
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Murthy Narashima
Murthy Narashima
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Matthias Möhlig
Matthias Möhlig
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Hisham Mehanna
Hisham Mehanna
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Martin O Weickert
Martin O Weickert
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Warwickshire Institute for the Study of Diabetes, Warwick Medical School, Department of Endocrinology, Institute of Head and Neck Studies and Education (InHANSE), Endocrinology and Metabolism, University Hospitals Coventry and Warwickshire NHS Trust, Coventry, UK
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Introduction Primary hyperparathyroidism (pHPT) in postmenopausal women is frequently associated with vitamin D deficiency (1, 2) , which in turn is an additional stimulus for further increases in circulating parathyroid hormone (PTH) levels (3, 4
Xiaoxia Jia
Xiaoxia Jia
Center for Metabolism and Immune Diseases, Beijing Luhe Hospital, Capital Medical University, Beijing, China
Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Yaxin An
Yaxin An
Center for Metabolism and Immune Diseases, Beijing Luhe Hospital, Capital Medical University, Beijing, China
Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Yuechao Xu
Yuechao Xu
Center for Metabolism and Immune Diseases, Beijing Luhe Hospital, Capital Medical University, Beijing, China
Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Yuxian Yang
Yuxian Yang
Center for Metabolism and Immune Diseases, Beijing Luhe Hospital, Capital Medical University, Beijing, China
Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Chang Liu
Chang Liu
Center for Metabolism and Immune Diseases, Beijing Luhe Hospital, Capital Medical University, Beijing, China
Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Dong Zhao
Dong Zhao
Center for Metabolism and Immune Diseases, Beijing Luhe Hospital, Capital Medical University, Beijing, China
Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Jing Ke
Jing Ke
Center for Metabolism and Immune Diseases, Beijing Luhe Hospital, Capital Medical University, Beijing, China
Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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Beijing Key Laboratory of Diabetes Research and Care, Beijing, China
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uncarboxylated osteocalcin (OC), procollagen type I N-terminal propeptide (TP1NP), and β-cross-linked C-telopeptide of type I collagen (β-CTX); intact parathyroid hormone (iPTH); and 25 hydroxyvitamin D (25-OH-D) were evaluated by the electrochemiluminescence
Georgios Kontogeorgos
Georgios Kontogeorgos
Section for Geriatrics and Emergency Medicine, Department of Medicine, Sahlgrenska University Hospital/Ostra, Gothenburg, Sweden
Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
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Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
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Zoi Mamasoula
Zoi Mamasoula
Section for Geriatrics and Emergency Medicine, Department of Medicine, Sahlgrenska University Hospital/Ostra, Gothenburg, Sweden
Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
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Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
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Emily Krantz
Emily Krantz
Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Department of Respiratory Medicine and Allergology, Sahlgrenska University Hospital, Gothenburg, Sweden
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Department of Respiratory Medicine and Allergology, Sahlgrenska University Hospital, Gothenburg, Sweden
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Penelope Trimpou
Penelope Trimpou
Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Section for Endocrinology, Department of Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
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Section for Endocrinology, Department of Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
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Kerstin Landin-Wilhelmsen
Kerstin Landin-Wilhelmsen
Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Section for Endocrinology, Department of Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
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Section for Endocrinology, Department of Medicine, Sahlgrenska University Hospital, Gothenburg, Sweden
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Christine M Laine
Christine M Laine
Department of Internal Medicine and Clinical Nutrition, Institute of Medicine, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
Endocrine Out-Patient Clinic, Carlanderska Hospital, Gothenburg, Sweden
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Endocrine Out-Patient Clinic, Carlanderska Hospital, Gothenburg, Sweden
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Introduction Hypoparathyroidism (HypoPT) is a rare endocrine disorder with insufficient levels of parathyroid hormone (PTH), which leads to hypocalcemia and hyperphosphatemia. The phosphate and calcium imbalance increases the risk of ectopic
E Vignali
E Vignali
Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
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F Cetani
F Cetani
Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
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S Chiavistelli
S Chiavistelli
Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
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A Meola
A Meola
Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
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F Saponaro
F Saponaro
Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
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R Centoni
R Centoni
Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
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L Cianferotti
L Cianferotti
Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
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C Marcocci
C Marcocci
Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
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Endocrine Unit 2, Department of Clinical and Experimental Medicine, Laboratory of Chemistry and Endocrinology, University Hospital of Pisa, Via Paradisa 2, 56124 Pisa, Italy
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Introduction During the past 10–20 years several investigators have noticed that there are patients with elevated serum parathyroid hormone (PTH) levels associated with consistently normal serum calcium concentration and no other causes of secondary
Shatha Alharazy
Shatha Alharazy
Department of Physiology, Faculty of Medicine, King Abdulaziz University, Jeddah, Saudi Arabia
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M Denise Robertson
M Denise Robertson
Department of Nutritional Sciences, Faculty of Health and Medical Sciences, University of Surrey, Guildford, UK
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Susan Lanham-New
Susan Lanham-New
Department of Nutritional Sciences, Faculty of Health and Medical Sciences, University of Surrey, Guildford, UK
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Muhammad Imran Naseer
Muhammad Imran Naseer
Centre of Excellence in Genomic Medicine Research, King Abdulaziz University, Jeddah, Saudi Arabia
Department of Medical Laboratory Technology, Faculty of Applied Medical Sciences, King Abdulaziz University, Jeddah, Saudi Arabia
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Department of Medical Laboratory Technology, Faculty of Applied Medical Sciences, King Abdulaziz University, Jeddah, Saudi Arabia
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Adeel G Chaudhary
Adeel G Chaudhary
Centre of Excellence in Genomic Medicine Research, King Abdulaziz University, Jeddah, Saudi Arabia
Department of Medical Laboratory Technology, Faculty of Applied Medical Sciences, King Abdulaziz University, Jeddah, Saudi Arabia
Centre for Innovation in Personalized Medicine, King Abdulaziz University, Jeddah, Saudi Arabia
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Department of Medical Laboratory Technology, Faculty of Applied Medical Sciences, King Abdulaziz University, Jeddah, Saudi Arabia
Centre for Innovation in Personalized Medicine, King Abdulaziz University, Jeddah, Saudi Arabia
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Eman Alissa
Eman Alissa
Department of Clinical Biochemistry, Faculty of Medicine, King Abdulaziz University, Jeddah, Saudi Arabia
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intestines, suppresses the production of parathyroid hormone (PTH), and enhances the renal tubular absorption of Ca and mobilization of Ca and PO 4 from bone ( 3 , 4 , 5 , 6 ). Vitamin D is not only vital for skeletal health but also involved in several
Victor Jing-Wei Kang
Victor Jing-Wei Kang
Departments of Medical Imaging, National Taiwan University Hospital, Taipei, Taiwan
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Bo-Ching Lee
Bo-Ching Lee
Departments of Medical Imaging, National Taiwan University Hospital, Taipei, Taiwan
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Jia-Zheng Huang
Jia-Zheng Huang
Departments of Medical Imaging, National Taiwan University Hospital, Taipei, Taiwan
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Vin-Cent Wu
Vin-Cent Wu
Departments of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan
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Yen-Hung Lin
Yen-Hung Lin
Departments of Internal Medicine, National Taiwan University Hospital, Taipei, Taiwan
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Chin-Chen Chang
Chin-Chen Chang
Departments of Medical Imaging, National Taiwan University Hospital, Taipei, Taiwan
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TAIPAI group
TAIPAI group
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phosphate, had higher serum levels of PAC, ARR, creatinine, 24-h urine calcium and intact parathyroid hormone (iPTH), more frequently used hypertensive medication, and more frequently had renal or ureteral stones (47, 26.3% vs 16, 12.0%; P = 0.002) than
Magdaléna Fořtová
Magdaléna Fořtová
Department of Medical Chemistry and Clinical Biochemistry, Charles University, Second Faculty of Medicine and University Hospital Motol, Prague, Czech Republic
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Lenka Hanousková
Lenka Hanousková
Department of Medical Chemistry and Clinical Biochemistry, Charles University, Second Faculty of Medicine and University Hospital Motol, Prague, Czech Republic
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Martin Valkus
Martin Valkus
Department of Medical Chemistry and Clinical Biochemistry, Charles University, Second Faculty of Medicine and University Hospital Motol, Prague, Czech Republic
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Jana Čepová
Jana Čepová
Department of Medical Chemistry and Clinical Biochemistry, Charles University, Second Faculty of Medicine and University Hospital Motol, Prague, Czech Republic
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Richard Průša
Richard Průša
Department of Medical Chemistry and Clinical Biochemistry, Charles University, Second Faculty of Medicine and University Hospital Motol, Prague, Czech Republic
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Karel Kotaška
Karel Kotaška
Department of Medical Chemistry and Clinical Biochemistry, Charles University, Second Faculty of Medicine and University Hospital Motol, Prague, Czech Republic
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Introduction About 80–90% of primary hyperparathyroidism (pHPT) cases are caused by parathyroid adenoma. Long-term increased parathyroid hormone (PTH) secretion leads to a generalized disorder of calcium, phosphate and bone metabolism. The
Rolf Jorde
Rolf Jorde
Tromsø Endocrine Research Group, Department of Clinical Medicine, UiT The Arctic University of Norway, Tromsø, Norway
Division of Internal Medicine, University Hospital of North Norway, Tromsø, Norway
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Division of Internal Medicine, University Hospital of North Norway, Tromsø, Norway
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Guri Grimnes
Guri Grimnes
Tromsø Endocrine Research Group, Department of Clinical Medicine, UiT The Arctic University of Norway, Tromsø, Norway
Division of Internal Medicine, University Hospital of North Norway, Tromsø, Norway
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Division of Internal Medicine, University Hospital of North Norway, Tromsø, Norway
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sufficient ( 6 ), whereas a level of 75 nmol/L has been recommended by the Endocrine Society ( 7 ). These recommendations are partly based on calcium absorption, presence of signs of osteomalacia, as well suppression of serum parathyroid hormone (PTH) by
Maria Luisa Brandi
Maria Luisa Brandi
Department of Experimental and Clinical Biomedical Sciences, University of Florence, Florence, Italy
Fondazione Italiana Ricerca sulle Malattie dell’Osso (FIRMO Onlus), Florence, Italy
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Fondazione Italiana Ricerca sulle Malattie dell’Osso (FIRMO Onlus), Florence, Italy
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Stefania Bandinelli
Stefania Bandinelli
Geriatric Unit, Azienda Sanitaria Toscana Centro, Florence, Italy
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Teresa Iantomasi
Teresa Iantomasi
Department of Experimental and Clinical Biomedical Sciences, University of Florence, Florence, Italy
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Francesca Giusti
Francesca Giusti
Department of Experimental and Clinical Biomedical Sciences, University of Florence, Florence, Italy
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Eleonora Talluri
Eleonora Talluri
Department of Experimental and Clinical Biomedical Sciences, University of Florence, Florence, Italy
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Giovanna Sini
Giovanna Sini
Department of Experimental and Clinical Biomedical Sciences, University of Florence, Florence, Italy
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Fabrizio Nannipieri
Fabrizio Nannipieri
Clinical Research, Abiogen Pharma, Pisa, Italy
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Santina Battaglia
Santina Battaglia
Clinical Research, Abiogen Pharma, Pisa, Italy
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Riccardo Giusti
Riccardo Giusti
Clinical Research, Abiogen Pharma, Pisa, Italy
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Colin Gerard Egan
Colin Gerard Egan
CE Medical Writing SRLS, Pisa, Italy
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Luigi Ferrucci
Luigi Ferrucci
Longitudinal Study Section, Translation Gerontology Branch, National Institute on Aging, Baltimore, Maryland, USA
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Introduction Vitamin D is essential for the homeostatic regulation of calcium ( 1 ), and reduced vitamin D intake or inadequate levels can impact upon bone metabolism leading to increased parathyroid hormone (PTH) secretion and increased bone
