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Anna Liori Division of Endocrinology, Department of Internal Medicine, University of Patras, School of Health Sciences, Patras, Greece

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Damaskini Polychroni Division of Endocrinology, Department of Internal Medicine, University of Patras, School of Health Sciences, Patras, Greece

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Georgios K Markantes Division of Endocrinology, Department of Internal Medicine, University of Patras, School of Health Sciences, Patras, Greece

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Maria Stamou Division of Endocrinology, Department of Internal Medicine, University of Patras, School of Health Sciences, Patras, Greece

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Sarantis Livadas Endocrine Unit, Athens Medical Centre, Athens, Greece

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

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Neoklis Georgopoulos Division of Endocrinology, Department of Internal Medicine, University of Patras, School of Health Sciences, Patras, Greece

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Greeks and 2% of the refugees had 25OHD levels >30 ng/mL, whereas 19.2% of Greeks and 70.6% of refugees had severe hypovitaminosis D (<10 ng/mL). Likewise, secondary hyperparathyroidism was more prevalent in refugees. There were no statistically

Article Type:
Research Article
Collections:
Bone and Mineral Metabolism
DOI:
https://doi.org/10.1530/EC-21-0412
Volume/Issue:
Volume 11: Issue 1
Open access
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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). According to this criterion, several studies worldwide have shown high rates of hypovitaminosis D, with an estimate of 30–40%, in European, Asian, African and South American countries ( 2 , 3 , 4 ). Therefore, hypovitaminosis D has been listed as a public

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-20-0206
Volume/Issue:
Volume 9: Issue 7
Open access
Malachi J McKenna Metabolism Laboratory, Department of Endocrinology, School of Medicine and Medical Sciences, St Vincent's University Hospital, Elm Park, Dublin 4, Ireland
Metabolism Laboratory, Department of Endocrinology, School of Medicine and Medical Sciences, St Vincent's University Hospital, Elm Park, Dublin 4, Ireland
Metabolism Laboratory, Department of Endocrinology, School of Medicine and Medical Sciences, St Vincent's University Hospital, Elm Park, Dublin 4, Ireland

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Barbara F Murray Metabolism Laboratory, Department of Endocrinology, School of Medicine and Medical Sciences, St Vincent's University Hospital, Elm Park, Dublin 4, Ireland

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Myra O'Keane Metabolism Laboratory, Department of Endocrinology, School of Medicine and Medical Sciences, St Vincent's University Hospital, Elm Park, Dublin 4, Ireland

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Mark T Kilbane Metabolism Laboratory, Department of Endocrinology, School of Medicine and Medical Sciences, St Vincent's University Hospital, Elm Park, Dublin 4, Ireland

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-skeletal health (9, 10, 11, 12, 13) . We started measuring serum 25OHD in 1973 in clinical samples (14) . We conducted a number of clinical studies up to the early 1980s, and noted an extremely high prevalence of hypovitaminosis D in the elderly that was easily

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-15-0037
Volume/Issue:
Volume 4: Issue 3
Open access
Federica Saponaro Department of Surgical, Medical, Molecular and Critical Area Pathology, Laboratory of Biochemistry, University of Pisa, Pisa, Italy
Endocrinology Unit 2, University of Pisa, Pisa, Italy

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Alessandro Saba Department of Surgical, Medical, Molecular and Critical Area Pathology, Laboratory of Biochemistry, University of Pisa, Pisa, Italy
Laboratory of Clinical Pathology, University Hospital of Pisa, Pisa, Italy

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Sabina Frascarelli Department of Surgical, Medical, Molecular and Critical Area Pathology, Laboratory of Biochemistry, University of Pisa, Pisa, Italy

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Concetta Prontera Fondazione Toscana Gabriele Monasterio, Pisa, Italy

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Aldo Clerico Fondazione Toscana Gabriele Monasterio, Pisa, Italy

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Marco Scalese Institute of Clinical Physiology, National Council of Research, Pisa, Italy

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Maria Rita Sessa Laboratory of Endocrinology, University Hospital of Pisa, Pisa, Italy

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Filomena Cetani Endocrinology Unit 2, University of Pisa, Pisa, Italy

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Simona Borsari Endocrinology Unit 2, University of Pisa, Pisa, Italy

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Elena Pardi Endocrinology Unit 2, University of Pisa, Pisa, Italy

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Antonella Marvelli Department of Translational Research and of New Surgical and Medical Technologies, University of Pisa, Pisa, Italy

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Claudio Marcocci Endocrinology Unit 2, University of Pisa, Pisa, Italy

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Claudio Passino Fondazione Toscana Gabriele Monasterio, Pisa, Italy

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Riccardo Zucchi Department of Surgical, Medical, Molecular and Critical Area Pathology, Laboratory of Biochemistry, University of Pisa, Pisa, Italy

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, 4 , 5 , 6 ). Indeed, hypovitaminosis D is associated with an increased risk of hypertension, coronary artery disease, ischemic heart disease and stroke. Moreover, it is known that it is involved in the pathophysiology of HF, with different

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-18-0207
Volume/Issue:
Volume 7: Issue 9
Open access
Gunjan Garg Departments of Endocrinology, Obstetrics and Gynecology, Biostatics

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Garima Kachhawa Departments of Endocrinology, Obstetrics and Gynecology, Biostatics

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Rekha Ramot Departments of Endocrinology, Obstetrics and Gynecology, Biostatics

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Rajesh Khadgawat Departments of Endocrinology, Obstetrics and Gynecology, Biostatics

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Nikhil Tandon Departments of Endocrinology, Obstetrics and Gynecology, Biostatics

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V Sreenivas Departments of Endocrinology, Obstetrics and Gynecology, Biostatics

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Alka Kriplani Departments of Endocrinology, Obstetrics and Gynecology, Biostatics

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N Gupta Departments of Endocrinology, Obstetrics and Gynecology, Biostatics

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-Pietsch B . Association of hypovitaminosis D with metabolic disturbances in polycystic ovary syndrome . European Journal of Endocrinology 2009 161 575 – 582 . ( doi:10.1530/EJE-09-0432 ). 15 Ardabili HR Gargari BP Farzadi L . Vitamin D

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-15-0001
Volume/Issue:
Volume 4: Issue 2
Open access
Rimesh Pal Department of Endocrinology, Post Graduate Institute of Medical Education and Research, Chandigarh, India

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Sanjay Kumar Bhadada Department of Endocrinology, Post Graduate Institute of Medical Education and Research, Chandigarh, India

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Awesh Singhare Department of Endocrinology, P D Hinduja Hospital and Medical Research Centre, Mumbai, India

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Anil Bhansali Department of Endocrinology, Post Graduate Institute of Medical Education and Research, Chandigarh, India

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Sadishkumar Kamalanathan Department of Endocrinology, Jawaharlal Institute of Post Graduate Medical Education and Research, Pondicherry, India

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Manoj Chadha Department of Endocrinology, P D Hinduja Hospital and Medical Research Centre, Mumbai, India

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Phulrenu Chauhan Department of Endocrinology, P D Hinduja Hospital and Medical Research Centre, Mumbai, India

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Ashwani Sood Department of Nuclear Medicine, Post Graduate Institute of Medical Education and Research, Chandigarh, India

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Vandana Dhiman Department of Endocrinology, Post Graduate Institute of Medical Education and Research, Chandigarh, India

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Dinesh Chandra Sharma Division of Endocrinology, Rabindranath Tagore Medical College, Udaipur, India

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Uma Nahar Saikia Department of Histopathology, Post Graduate Institute of Medical Education and Research, Chandigarh, India

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Debajyoti Chatterjee Department of Histopathology, Post Graduate Institute of Medical Education and Research, Chandigarh, India

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Vikas Agashe Department of Orthopaedics, P D Hinduja Hospital and Medical Research Centre, Mumbai, India

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albumin levels. Serum iPTH (RR 1.6–6.9 pmol/L) and 25(OH)D (RR 27.1–107 nmol/L) were measured by electrochemiluminescence assay using commercially available kits (Elecsys 2010 system, Roche Diagnostic). Those having hypovitaminosis D at the time of

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-18-0552
Volume/Issue:
Volume 8: Issue 3
Open access
Behnaz Abiri Obesity Research Center, Research Institute for Endocrine Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran

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Majid Valizadeh Obesity Research Center, Research Institute for Endocrine Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran

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Amirhossein Ramezani Ahmadi Isfahan Endocrine and Metabolism Research Center, Isfahan University of Medical Sciences, Isfahan, Iran

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Shirin Amini Department of Nutrition, Shoushtar Faculty of Medical Sciences, Shoushtar, Iran

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Mohammad Nikoohemmat Obesity Research Center, Research Institute for Endocrine Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran

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Faeze Abbaspour Obesity Research Center, Research Institute for Endocrine Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran

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Farhad Hosseinpanah Obesity Research Center, Research Institute for Endocrine Sciences, Shahid Beheshti University of Medical Sciences, Tehran, Iran

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, were overweight or obese, with 340 million children and adolescents aged 5–19 years classified as overweight or obese in 2016 ( 2 ). Micronutrient deficiencies, notably hypovitaminosis D, are common in obese patients ( 3 , 4 ). Extensive

Article Type:
Research Article
Collections:
Bone and Mineral Metabolism
DOI:
https://doi.org/10.1530/EC-23-0394
Volume/Issue:
Volume 13: Issue 2
Open access
Malachi J McKenna St Michael's Hospital, Metabolism Laboratory, School of Medicine and Medical Sciences, Dún Laoghaire, Dublin, Ireland
St Michael's Hospital, Metabolism Laboratory, School of Medicine and Medical Sciences, Dún Laoghaire, Dublin, Ireland
St Michael's Hospital, Metabolism Laboratory, School of Medicine and Medical Sciences, Dún Laoghaire, Dublin, Ireland

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Barbara F Murray St Michael's Hospital, Metabolism Laboratory, School of Medicine and Medical Sciences, Dún Laoghaire, Dublin, Ireland

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/day) administered to institutionalized elderly for 16 months with severe hypovitaminosis D, we noted a dose–response of 9.1 nmol/l (3.6 ng/ml) per 100 IU per day, nearly fourfold higher than the CPG estimate (9, 10) . Using the IOM regression equation, the

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-13-0008
Volume/Issue:
Volume 2: Issue 2
Open access
Mirjam M Oosterwerff Departments of Internal Medicine, Epidemiology and Biostatistics, Public and Occupational Health, Endocrine Section

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Rosa Meijnen Departments of Internal Medicine, Epidemiology and Biostatistics, Public and Occupational Health, Endocrine Section

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Natasja M Van Schoor Departments of Internal Medicine, Epidemiology and Biostatistics, Public and Occupational Health, Endocrine Section

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Dirk L Knol Departments of Internal Medicine, Epidemiology and Biostatistics, Public and Occupational Health, Endocrine Section

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Mark H H Kramer Departments of Internal Medicine, Epidemiology and Biostatistics, Public and Occupational Health, Endocrine Section

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Mireille N M Van Poppel Departments of Internal Medicine, Epidemiology and Biostatistics, Public and Occupational Health, Endocrine Section

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Paul Lips Departments of Internal Medicine, Epidemiology and Biostatistics, Public and Occupational Health, Endocrine Section

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E Marelise W Eekhoff Departments of Internal Medicine, Epidemiology and Biostatistics, Public and Occupational Health, Endocrine Section

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a younger adult population is limited. Vitamin D supplementation increased muscle power in young Arabic women (16) and improved physical performance in a small trial in 40 healthy volunteers with hypovitaminosis D (17) , but not all studies showed

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-14-0096
Volume/Issue:
Volume 3: Issue 4
Open access
Changwei Liu Children’s Hospital of Nanjing Medical University, Nanjing, China

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Jingwen Wang Children’s Hospital of Nanjing Medical University, Nanjing, China

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Yuanyuan Wan Children’s Hospital of Nanjing Medical University, Nanjing, China

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Xiaona Xia Children’s Hospital of Nanjing Medical University, Nanjing, China

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Jian Pan Children’s Hospital of Nanjing Medical University, Nanjing, China

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Wei Gu Children’s Hospital of Nanjing Medical University, Nanjing, China

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Mei Li Children’s Hospital of Nanjing Medical University, Nanjing, China

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cells and promotes their apoptosis, preventing their transformation into antigen-presenting cells, which is the first step in the initiation of an immune response ( 9 ). Mice with diet-induced hypovitaminosis D led impaired glucose tolerance, increased

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-18-0191
Volume/Issue:
Volume 7: Issue 12
Open access