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Jesper Krogh Department of Endocrinology & Metabolism, Copenhagen University Hospital - Rigshospitalet, Copenhagen, Denmark
Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark

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Peter Plomgaard Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark
Department of Clinical Biochemistry, Copenhagen University Hospital - Rigshospitalet, Copenhagen, Denmark

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Ruth Frikke-Schmidt Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark
Department of Clinical Biochemistry, Copenhagen University Hospital - Rigshospitalet, Copenhagen, Denmark

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Sten Velschow Fluisense ApS, Lillerød, Denmark

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Jesper Johannesen Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark
Department of Pediatrics, Copenhagen University Hospital - Herlev & Gentofte, Copenhagen, Denmark

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Linda Maria Hilsted Department of Clinical Biochemistry, Copenhagen University Hospital - Rigshospitalet, Copenhagen, Denmark

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Malene Schrøder Fluisense ApS, Lillerød, Denmark

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Ulla Feldt-Rasmussen Department of Endocrinology & Metabolism, Copenhagen University Hospital - Rigshospitalet, Copenhagen, Denmark
Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark

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), which require repeated venous sampling. The pathology of several other conditions such as major depression, bipolar disease, stress related to night shifts, nocturia, hypertension, and sleep disorders have all been claimed to include disrupted circadian

Article Type:
Research Article
Collections:
Pituitary and Hypothalamus
DOI:
https://doi.org/10.1530/EC-23-0087
Volume/Issue:
Volume 12: Issue 7
Open access
Ferdinand Roelfsema Department of Internal Medicine, Leiden University Medical Center, Leiden, The Netherlands

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Diana van Heemst Department of Internal Medicine, Section Gerontology and Geriatrics, Leiden University Medical Center, Leiden, The Netherlands

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Ali Iranmanesh Endocrine Section, Medical Service, Salem Veterans Affairs Medical Center, Salem, Virginia, USA

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Paul Takahashi Primary Care Internal Medicine, Mayo Clinic, Rochester, Minnesota, USA

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Rebecca Yang Endocrine Research Unit, Mayo Medical and Graduate Schools, Clinical Translational Research Center, Mayo Clinic, Rochester, Minnesota, USA

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Johannes D Veldhuis Endocrine Research Unit, Mayo Medical and Graduate Schools, Clinical Translational Research Center, Mayo Clinic, Rochester, Minnesota, USA

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1223 – 1228 . ( doi:10.1210/jc.2008-2543 ) 10.1210/jc.2008-2543 10 Sherman B Wysham C Pfohl B. Age-related changes in the circadian rhythm of plasma cortisol in man . Journal of Clinical Endocrinology and Metabolism 1985 61 439

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-17-0160
Volume/Issue:
Volume 6: Issue 7
Open access
Andrew R Dismukes Department of Human Development and Family Studies, Iowa State University, Ames, Iowa, USA
Tulane University School of Medicine, Department of Psychiatry, Division of Child and Adolescent Psychiatry, Tulane University, New Orleans, Louisiana, USA

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Vanessa J Meyer Department of Human Development and Family Studies, Iowa State University, Ames, Iowa, USA
Tulane University School of Medicine, Department of Psychiatry, Division of Child and Adolescent Psychiatry, Tulane University, New Orleans, Louisiana, USA

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Elizabeth A Shirtcliff Department of Human Development and Family Studies, Iowa State University, Ames, Iowa, USA

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Katherine P Theall Tulane University School of Medicine, Department of Psychiatry, Division of Child and Adolescent Psychiatry, Tulane University, New Orleans, Louisiana, USA

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Kyle C Esteves Tulane University School of Medicine, Department of Psychiatry, Division of Child and Adolescent Psychiatry, Tulane University, New Orleans, Louisiana, USA

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Stacy S Drury Tulane University School of Medicine, Department of Psychiatry, Division of Child and Adolescent Psychiatry, Tulane University, New Orleans, Louisiana, USA

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Essex MJ. Longitudinal stability and developmental properties of salivary cortisol levels and circadian rhythms from childhood to adolescence . Developmental Psychobiology 2012 54 493 – 502 . ( doi:10.1002/dev.v54.5 ) 27 Webb SJ

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-16-0007
Volume/Issue:
Volume 5: Issue 3
Open access
Dafydd Aled Rees Cardiff University, Cardiff, United Kingdom

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Deborah P Merke National Institutes of Health Clinical Center and the Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, USA

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Wiebke Arlt MRC LMS, London, United Kingdom

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Aude Brac De La Perriere Hospices Civils de Lyon - GHE - Endocrinologie, Bron, France

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Angelica Linden Hirschberg Karolinska Institute, Solna, Sweden

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Anders Juul Department of Growth and Reproduction, Copenhagen University Hospital - Rigshospitalet, Copenhagen, Denmark, and Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark

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John Newell-Price The University of Sheffield, Sheffield, United Kingdom

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Alessandro Prete University of Birmingham, Birmingham, United Kingdom

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Nicole Reisch Endokrinologie, Nephrologie und weitere Sektionen - Medizinische Klinik und Poliklinik IV - Campus Innenstadt, München, Germany

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Nike M Stikkelbroeck Radboud University Nijmegen, Nijmegen, Netherlands

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Philippe A Touraine University Hospitals Pitié Salpêtrière - Charles Foix, Paris, France

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Alex Lewis Neurocrine Biosciences Inc, London, United Kingdom

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John Porter Neurocrine Biosciences Inc, London, United Kingdom

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Helen Coope Neurocrine Biosciences Inc, London, United Kingdom

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Richard J Ross The University of Sheffield, Sheffield, United Kingdom

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taking the dose on waking in the morning. MRHC has delayed release and sustained absorption was called Chronocort during development and has been shown to mimic the normal circadian rhythm of cortisol ( 13 , 14 ). MRHC is taken twice daily, at bedtime

Article Type:
Research Article
Collections:
Adrenal
DOI:
https://doi.org/10.1530/EC-24-0150
Volume/Issue:
Volume 13: Issue 8
Open access
Kerry V Fanson Wildlife Reproductive Centre, School of Life and Environmental Sciences, School of Agriculture and Food Sciences, Taronga Conservation Society Australia, Dubbo, New South Wales, Australia
Wildlife Reproductive Centre, School of Life and Environmental Sciences, School of Agriculture and Food Sciences, Taronga Conservation Society Australia, Dubbo, New South Wales, Australia

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Tamara Keeley Wildlife Reproductive Centre, School of Life and Environmental Sciences, School of Agriculture and Food Sciences, Taronga Conservation Society Australia, Dubbo, New South Wales, Australia
Wildlife Reproductive Centre, School of Life and Environmental Sciences, School of Agriculture and Food Sciences, Taronga Conservation Society Australia, Dubbo, New South Wales, Australia

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Benjamin G Fanson Wildlife Reproductive Centre, School of Life and Environmental Sciences, School of Agriculture and Food Sciences, Taronga Conservation Society Australia, Dubbo, New South Wales, Australia

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Novotny M McClintock MK . Frequent serial fecal corticoid measures from rats reflect circadian and ovarian corticosterone rhythms . Journal of Endocrinology 2005 184 153 – 163 . ( doi:10.1677/joe.1.05935 ). 8 Haim S Shakhar G Rossene E

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-14-0025
Volume/Issue:
Volume 3: Issue 2
Open access
Lang Qin Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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Xiaoming Zhu Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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Xiaoxia Liu Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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Meifang Zeng Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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Ran Tao Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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Yan Zhuang Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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Yiting Zhou Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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Zhaoyun Zhang Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China
Shanghai Pituitary Tumor Center, Shanghai, China

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Yehong Yang Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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Yiming Li Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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Yongfei Wang Division of Neurosurgery, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China
Shanghai Pituitary Tumor Center, Shanghai, China

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Hongying Ye Division of Endocrinology and Metabolism, Huashan Hospital, Shanghai Medical College, Fudan University, Shanghai, China

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The 24-h UFC excretion, the overnight 1 mg dexamethasone suppression test (DST) and cortisol secretion circadian rhythm were used as the first-line screen tests to identify patients with CS after exclusion of exogenous glucocorticoids exposure

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-18-0010
Volume/Issue:
Volume 7: Issue 5
Open access
Ditte Sofie Dahl Sørensen Department of Endocrinology and Metabolism, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Jesper Krogh Department of Endocrinology and Metabolism, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Åse Krogh Rasmussen Department of Endocrinology and Metabolism, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Mikkel Andreassen Department of Endocrinology and Metabolism, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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profiles in adult patients with 21-hydroxylase deficiency have shown a substantial circadian rhythm highly influenced by glucocorticoid replacement ( 6 ). Most recent clinical guideline from the US Endocrine Society suggests levels of androstenedione and 17

Article Type:
Research Article
Collections:
Adrenal
DOI:
https://doi.org/10.1530/EC-22-0143
Volume/Issue:
Volume 11: Issue 7
Open access
Grethe Å Ueland Department of Clinical Science, University of Bergen, Bergen, Norway
Department of Medicine, Haukeland University Hospital, Bergen, Norway

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Thea Grinde Department of Clinical Science, University of Bergen, Bergen, Norway

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Paal Methlie Department of Clinical Science, University of Bergen, Bergen, Norway
Department of Medicine, Haukeland University Hospital, Bergen, Norway
K. G. Jebsen Center for Autoimmune Disorders, University of Bergen, Bergen, Norway

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Oskar Kelp Department of Medicine, Akershus University Hospital, Nordbyhagen, Norway

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Kristian Løvås Department of Medicine, Haukeland University Hospital, Bergen, Norway
K. G. Jebsen Center for Autoimmune Disorders, University of Bergen, Bergen, Norway

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Eystein S Husebye Department of Clinical Science, University of Bergen, Bergen, Norway
Department of Medicine, Haukeland University Hospital, Bergen, Norway
K. G. Jebsen Center for Autoimmune Disorders, University of Bergen, Bergen, Norway

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group could represent a low degree of hypercortisolism in some cases. Ceccato et al. found that the circadian cortisol rhythm was not impaired using serial sa-cortisol samples and calculating AUCs. The cortisol exposure was only increased in the

Article Type:
Research Article
DOI:
https://doi.org/10.1530/EC-20-0419
Volume/Issue:
Volume 9: Issue 10
Open access
Ramjan Sanas Mohamed Department of Endocrinology, Imperial College Healthcare NHS Trust, London, UK

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Biyaser Abuelgasim Imperial College School of Medicine, Department of Biochemistry, Imperial College Healthcare NHS Trust, London, UK

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Sally Barker Imperial College School of Medicine, Department of Biochemistry, Imperial College Healthcare NHS Trust, London, UK

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Hemanth Prabhudev Department of Endocrinology, Imperial College Healthcare NHS Trust, London, UK

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Niamh M Martin Department of Endocrinology, Imperial College Healthcare NHS Trust, London, UK
Division of Diabetes, Endocrinology and Metabolism, Imperial College London, London, UK

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Karim Meeran Department of Endocrinology, Imperial College Healthcare NHS Trust, London, UK
Division of Diabetes, Endocrinology and Metabolism, Imperial College London, London, UK

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Emma L Williams Department of Biochemistry, Imperial College Healthcare NHS Trust, London, UK

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Sarah Darch Department of Biochemistry, Imperial College Healthcare NHS Trust, London, UK

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Whitlock Matthew Department of Biochemistry, Imperial College Healthcare NHS Trust, London, UK

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Tricia Tan Department of Endocrinology, Imperial College Healthcare NHS Trust, London, UK
Division of Diabetes, Endocrinology and Metabolism, Imperial College London, London, UK

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Florian Wernig Department of Endocrinology, Imperial College Healthcare NHS Trust, London, UK

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circadian rhythm of cortisol secretion whereby, in the evening, cortisol secretion is higher in CS patients than in normal subjects ( 4 ). Therefore, assessment of LNSC, without the impracticality of hospitalisation and disruption of a normal routine, would

Article Type:
Research Article
Collections:
Adrenal
DOI:
https://doi.org/10.1530/EC-22-0050
Volume/Issue:
Volume 11: Issue 7
Open access
Kuang Hung Department of Medical Imaging, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan

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Bo-Ching Lee Department of Medical Imaging, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan

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Po-Ting Chen Department of Medical Imaging, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan

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Kao-Lang Liu Department of Medical Imaging, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan

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Chin-Chen Chang Department of Medical Imaging, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan
Department and Graduate Institute of Forensic Medicine, National Taiwan University College of Medicine, Taipei, Taiwan

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Vin-Cent Wu Department of Internal Medicine, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan

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Yen-Hung Lin Department of Internal Medicine, National Taiwan University Hospital and National Taiwan University College of Medicine, Taipei, Taiwan

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appearance, unilateral abnormality, and bilateral abnormalities. AVS All AVS procedures were performed by an interventional radiologist with 15 years of experience and in the morning to avoid bias resulting from the circadian rhythms of aldosterone

Article Type:
Research Article
Collections:
Adrenal
DOI:
https://doi.org/10.1530/EC-23-0121
Volume/Issue:
Volume 12: Issue 12
Open access