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Martijn J J Finken Department of Pediatric Endocrinology, Emma Children’s Hospital, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

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Aleid J G Wirix Department of Public and Occupational Health, EMGO Institute for Health and Care Research, Amsterdam University Medical Centers, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

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Ines A von Rosenstiel-Jadoul Department of Pediatrics, Rijnstate Hospital, Arnhem, The Netherlands

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Bibian van der Voorn Department of Pediatric Endocrinology and Obesity Center CGG, Erasmus MC Sophia Children’s Hospital, Rotterdam, The Netherlands

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Mai J M Chinapaw Department of Public and Occupational Health, EMGO Institute for Health and Care Research, Amsterdam University Medical Centers, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

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Michaela F Hartmann Steroid Research and Mass Spectrometry Unit, Laboratory for Translational Hormone Analytics, Department of Pediatric Endocrinology & Diabetology, Center of Child and Adolescent Medicine, Justus Liebig University, Giessen, Germany

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Joana E Kist-van Holthe Department of Public and Occupational Health, EMGO Institute for Health and Care Research, Amsterdam University Medical Centers, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

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Stefan A Wudy Steroid Research and Mass Spectrometry Unit, Laboratory for Translational Hormone Analytics, Department of Pediatric Endocrinology & Diabetology, Center of Child and Adolescent Medicine, Justus Liebig University, Giessen, Germany

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Joost Rotteveel Department of Pediatric Endocrinology, Emma Children’s Hospital, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

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. The art of measuring steroids: principles and practice of current hormonal steroid analysis . Journal of Steroid Biochemistry and Molecular Biology 2018 179 88 – 103 . ( https://doi.org/10.1016/j.jsbmb.2017.09.003 ) 25 Mosteller RD Simplified

Article Type:
Research Article
Collections:
Paediatric Endocrinology
DOI:
https://doi.org/10.1530/EC-22-0130
Volume/Issue:
Volume 11: Issue 7
Open access
Rebeca Esquivel-Zuniga Department of Pediatrics, University of Virginia, Charlottesville, Virginia, USA

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Alan D Rogol Department of Pediatrics, University of Virginia, Charlottesville, Virginia, USA

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, inhibition of gonadotropin production/secretion, inhibition of steroidogenesis, increase in testosterone metabolism, oxidative stress and induction of apoptosis. AAS, anabolic–androgenic steroids; FSH, follicle-stimulating hormone; GnRH, gonadotropin

Article Type:
Review Article
Collections:
Paediatric Endocrinology
DOI:
https://doi.org/10.1530/EC-23-0190
Volume/Issue:
Volume 12: Issue 11
Open access
Yijun Tang Department of Endocrinology and Metabolism, Shanghai Children’s Medical Center, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

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Yao Chen Department of Endocrinology and Metabolism, Shanghai Children’s Medical Center, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

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Jiayi Wang Department of Urology, Ren Ji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

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Qianwen Zhang Department of Endocrinology and Metabolism, Shanghai Children’s Medical Center, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

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Yirou Wang Department of Endocrinology and Metabolism, Shanghai Children’s Medical Center, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

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Yufei Xu Department of Medical Genetics and Molecular Diagnostic Laboratory, Shanghai Children’s Medical Center, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

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Xin Li Department of Endocrinology and Metabolism, Shanghai Children’s Medical Center, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

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Jian Wang International Peace Maternity and Child Health Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

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Xiumin Wang Department of Endocrinology and Metabolism, Shanghai Children’s Medical Center, School of Medicine, Shanghai Jiao Tong University, Shanghai, China

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underwent basic laboratory tests, including testosterone, estrogen, follicle-stimulating hormone (FSH), luteinizing hormone (LH), and gonadotropin-releasing hormone (GnRH) stimulation tests, and imaging examinations including bone age ( 13 ), pelvic

Article Type:
Research Article
Collections:
Paediatric Endocrinology
DOI:
https://doi.org/10.1530/EC-23-0029
Volume/Issue:
Volume 12: Issue 10
Open access
Muriel Houang Laboratoire des Explorations Fonctionnelles Endocriniennes, Hôpital Armand Trousseau, AP-HP Sorbonne Université, Paris, France

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Thao Nguyen-Khoa Centre Régional de Dépistage Néonatal-Ile de France, Hôpital Necker-Enfants Malades, AP-HP Centre Université de Paris, Paris, France

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Thibaut Eguether Sorbonne Université, INSERM, Centre de Recherche Saint-Antoine, Paris, France
Département de Métabolomique Clinique, Hôpital Saint-Antoine, AP-HP Sorbonne Université, Paris, France

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Bettina Ribault Sorbonne Université, INSERM, Centre de Recherche Saint-Antoine, Paris, France
Département de Métabolomique Clinique, Hôpital Saint-Antoine, AP-HP Sorbonne Université, Paris, France

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Séverine Brabant Laboratoire d’Explorations Fonctionnelles, Hôpital Necker-Enfants Malades, AP-HP Centre Université de Paris, Paris, France

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Michel Polak Centre Régional de Dépistage Néonatal-Ile de France, Hôpital Necker-Enfants Malades, AP-HP Centre Université de Paris, Paris, France
Université de Paris, INSERM, Institut IMAGINE, Hôpital Necker-Enfants Malades, AP-HP, Paris, France

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Irène Netchine Laboratoire des Explorations Fonctionnelles Endocriniennes, Hôpital Armand Trousseau, AP-HP Sorbonne Université, Paris, France
Sorbonne Université, INSERM, Centre de Recherche Saint-Antoine, Paris, France
Hôpital Armand Trousseau, AP-HP Sorbonne Université, Paris, France

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Antonin Lamazière Sorbonne Université, INSERM, Centre de Recherche Saint-Antoine, Paris, France
Département de Métabolomique Clinique, Hôpital Saint-Antoine, AP-HP Sorbonne Université, Paris, France

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, respectively, with positive predictive values (PPVs) of 12.0 and 16.1%, respectively. Different factors could explain such a low PPV: (i) cross-reactive detection of 17-OHP with its steroid precursors and their sulphated conjugates, which are present in the

Article Type:
Research Article
Collections:
Paediatric Endocrinology
DOI:
https://doi.org/10.1530/EC-22-0101
Volume/Issue:
Volume 11: Issue 6
Open access
Marie Lindhardt Ljubicic Department of Growth and Reproduction, Copenhagen University Hospital – Rigshospitalet, Copenhagen, Denmark
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Trine Holm Johannsen Department of Growth and Reproduction, Copenhagen University Hospital – Rigshospitalet, Copenhagen, Denmark
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Margit Bistrup Fischer Department of Growth and Reproduction, Copenhagen University Hospital – Rigshospitalet, Copenhagen, Denmark
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Emmie N Upners Department of Growth and Reproduction, Copenhagen University Hospital – Rigshospitalet, Copenhagen, Denmark
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Alexander S Busch Department of Growth and Reproduction, Copenhagen University Hospital – Rigshospitalet, Copenhagen, Denmark
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Katharina M Main Department of Growth and Reproduction, Copenhagen University Hospital – Rigshospitalet, Copenhagen, Denmark
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark

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Anna-Maria Andersson Department of Growth and Reproduction, Copenhagen University Hospital – Rigshospitalet, Copenhagen, Denmark
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Casper P Hagen Department of Growth and Reproduction, Copenhagen University Hospital – Rigshospitalet, Copenhagen, Denmark
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark

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Anders Juul Department of Growth and Reproduction, Copenhagen University Hospital – Rigshospitalet, Copenhagen, Denmark
International Center for Research and Research Training in Endocrine Disruption of Male Reproduction and Child Health (EDMaRC), Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
Department of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark

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Introduction Luteinizing hormone (LH) and follicle-stimulating hormone (FSH), both produced in the gonadotropic cells of the anterior pituitary gland, have recently been described as an excellent marker of sex when combined in the LH/FSH ratio

Article Type:
Review Article
Collections:
Paediatric Endocrinology
DOI:
https://doi.org/10.1530/EC-22-0275
Volume/Issue:
Volume 12: Issue 3
Open access
A Bergougnoux Service de Génétique Moléculaire et de Cytogénétique, Centre Hospitalier Universitaire de Montpellier, Université de Montpellier, Montpellier, France

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L Gaspari Département d'Endocrinologie et de Gynécologie Pédiatrique, Hôpital Arnaud de Villeneuve, Université de Montpellier, Montpellier, France
INSERM Unité 1203 (DEFE), Université de Montpellier, Montpellier, France

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M Soleirol Département de Pediatrie, CHU Nîmes, France, Université de Montpellier Faculté de Médecine Montpellier-Nîmes, Montpellier, France

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N Servant Service de Génétique Moléculaire et de Cytogénétique, Centre Hospitalier Universitaire de Montpellier, Université de Montpellier, Montpellier, France

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S Soskin Département de Pédiatrie, Centre Hospitalier Universitaire Hautepierre de Strasbourg, Strasbourg, France

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S Rossignol Département de Pédiatrie, Centre Hospitalier Universitaire Hautepierre de Strasbourg, Strasbourg, France

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K Wagner-Mahler Département de Pédiatrie, CHU Nice, Hôpitaux Pédiatriques de Nice CHU-Lenval, Nice, France

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J Bertherat Department of Endocrinology, French Reference Center for Rare Adrenal Disorders, Hôpital Cochin, Université Paris Cité, Institut Cochin, Assitance Publique-Hôpitaux de Paris, Paris, France

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C Sultan Département d'Endocrinologie et de Gynécologie Pédiatrique, Hôpital Arnaud de Villeneuve, Université de Montpellier, Montpellier, France

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N Kalfa Department of Pediatric Urological Surgery, French Reference Center for abnormalities of Genital Development (DevGen), CHU Lapeyronie, Montpellier University, Montpellier, France

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F Paris Service de Génétique Moléculaire et de Cytogénétique, Centre Hospitalier Universitaire de Montpellier, Université de Montpellier, Montpellier, France
Département d'Endocrinologie et de Gynécologie Pédiatrique, Hôpital Arnaud de Villeneuve, Université de Montpellier, Montpellier, France
INSERM Unité 1203 (DEFE), Université de Montpellier, Montpellier, France

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( 22 ). All hormone reference values are reported in Table 1 ( 23 , 24 ). Table 1 Reference values of the indicated hormones in females and males at Tanner 4–5 ( 23 , 24 ), reference values from our laboratory for AMH and inhibin B

Article Type:
Research Article
Collections:
Paediatric Endocrinology
DOI:
https://doi.org/10.1530/EC-23-0267
Volume/Issue:
Volume 12: Issue 12
Open access
Martin Bidlingmaier Medizinische Klinik und Poliklinik IV, LMU Klinikum, Ludwig-Maximilians University, Munich, Germany

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Helena Gleeson Department of Endocrinology, Queen Elizabeth Hospital, Birmingham, UK

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Ana-Claudia Latronico Department of Internal Medicine, Discipline of Endocrinology and Metabolism, Sao Paulo Medical School, University of Sao Paulo, Sao Paulo, Brazil

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Martin O Savage Centre for Endocrinology, William Harvey Research Institute, Barts and the London School of Medicine and Dentistry, London, UK

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medicine practices and tools into transitional care for patients with growth hormone (GH) deficiency. Data from the published literature on linear growth in children with GH deficiency, disorders of puberty, genetic analysis, paediatric adrenal tumours and

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Review Article
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Paediatric Endocrinology
DOI:
https://doi.org/10.1530/EC-22-0177
Volume/Issue:
Volume 11: Issue 10
Open access
Lukas Plachy Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Lenka Petruzelkova Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Petra Dusatkova Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Klara Maratova Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Dana Zemkova Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Lenka Elblova Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Vit Neuman Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Stanislava Kolouskova Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Barbora Obermannova Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Marta Snajderova Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Zdenek Sumnik Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Jan Lebl Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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Stepanka Pruhova Department of Pediatrics, 2nd Faculty of Medicine, Charles University in Prague and University Hospital Motol, Prague, Czech Republic

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transmitted mainly in an autosomal dominant (AD) matter and may thus cause monogenic FSS. Apart from growth plate disorders, heterozygous mutations in genes affecting the growth hormone (GH)–insulin-like growth factor (IGF) axis are also known to cause

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Research Article
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Paediatric Endocrinology
DOI:
https://doi.org/10.1530/EC-23-0238
Volume/Issue:
Volume 12: Issue 10
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Alberto Battezzati International Center for the Assessment of Nutritional Status, DeFENS, University of Milan, Milan, Italy

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Andrea Foppiani International Center for the Assessment of Nutritional Status, DeFENS, University of Milan, Milan, Italy

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Gianfranco Alicandro Cystic Fibrosis Center, Fondazione Istituto di Ricovero e Cura a Carattere Scientifico Ca’ Granda, Ospedale Maggiore Policlinico, University of Milan, Milan, Italy

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Arianna Bisogno Cystic Fibrosis Center, Fondazione Istituto di Ricovero e Cura a Carattere Scientifico Ca’ Granda, Ospedale Maggiore Policlinico, University of Milan, Milan, Italy

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Arianna Biffi Cystic Fibrosis Center, Fondazione Istituto di Ricovero e Cura a Carattere Scientifico Ca’ Granda, Ospedale Maggiore Policlinico, University of Milan, Milan, Italy

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Giorgio Bedogni Department of Medical and Surgical Sciences, Alma Mater Studiorum University of Bologna, Bologna, Italy
Internal Medicine, S. Maria delle Croci Hospital, AUSL Romagna, Ravenna, Italy

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Simona Bertoli International Center for the Assessment of Nutritional Status, DeFENS, University of Milan, Milan, Italy
Istituto Auxologico Italiano, IRCCS, Obesity Unit - Laboratory of Nutrition and Obesity Research, Department of Endocrine and Metabolic Diseases, Milan, Italy

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Giulia De Carlo International Center for the Assessment of Nutritional Status, DeFENS, University of Milan, Milan, Italy

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Erica Nazzari Cystic Fibrosis Center, Fondazione Istituto di Ricovero e Cura a Carattere Scientifico Ca’ Granda, Ospedale Maggiore Policlinico, University of Milan, Milan, Italy

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Carla Colombo Cystic Fibrosis Center, Fondazione Istituto di Ricovero e Cura a Carattere Scientifico Ca’ Granda, Ospedale Maggiore Policlinico, University of Milan, Milan, Italy

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studies in type 1 diabetes and in healthy subjects. According to mechanistic studies, insulin is one of the main regulators of growth hormone (GH)/insulin-like growth factor 1 (IGF-1) axis ( 21 ), frequently involved in growth failure associated with

Article Type:
Research Article
Collections:
Paediatric Endocrinology
DOI:
https://doi.org/10.1530/EC-22-0056
Volume/Issue:
Volume 11: Issue 5
Open access