An adolescent girl with coexisting ovarian mature cystic teratoma and HAIR-AN syndrome, an extreme subtype of polycystic ovarian syndrome Authors: Jin Hui Ho, Ana Vetriana Abd Wahab, Yin Khet Fung, and Serena Sert Kim Khoo
Arginine-vasopressin infusion in a child with cranial diabetes insipidus during hyperhydration therapy with chemotherapy: a therapeutic challenge Authors: Janani Devaraja, Sarah Sloan, Vicki Lee, and Paul Dimitri
A benign cause of hyperandrogenism in a postmenopausal woman Authors: João José Nunes Roque, Irina Borisovna Samokhvalova Alves, Ana Maria de Almeida Paiva Fernandes Rodrigues, and Maria João Bugalho
Primary hyperparathyroidism and Zollinger Ellison syndrome during pregnancy: a case report Authors: Dalal Ali, Patrick Divilly, Ruth Prichard, Dermot O’Toole, Donal O’Shea, and Rachel K Crowley
Recurrent follicular thyroid carcinoma metastatic to axillary lymph nodes mimicking pulmonary adenocarcinoma Authors: Stephanie J Kim, Eric Morris Bomberg, Joshua Menke, Marika Russell, and Elizabeth J Murphy
Hyponatraemia secondary to nivolumab-induced primary adrenal failure Authors: Harris Trainer, Paul Hulse, Claire E Higham, Peter Trainer, and Paul Lorigan
Euglycemic diabetic ketoacidosis: a diagnostic and therapeutic dilemma Authors: Prashanth Rawla, Anantha R Vellipuram, Sathyajit S Bandaru, and Jeffrey Pradeep Raj
Pancreatic α-cell hyperplasia and hyperglucagonemia due to a glucagon receptor splice mutation Authors: Etienne Larger, Nicolai J Wewer Albrechtsen, Lars H Hansen, Richard W Gelling, Jacqueline Capeau, Carolyn F Deacon, Ole D Madsen, Fumiatsu Yakushiji, Pierre De Meyts, Jens J Holst, and Erica Nishimura
Low carbohydrate diet and improved glycaemic control in a patient with type one diabetes Authors: Mirjam Eiswirth, Ewan Clark, and Michael Diamond
Late presentation of acromegaly in medically controlled prolactinoma patients Authors: Ekaterina Manuylova, Laura M Calvi, Catherine Hastings, G Edward Vates, Mahlon D Johnson, William T Cave Jr, and Ismat Shafiq
Combination immune checkpoint inhibitor therapy nivolumab and ipilimumab associated with multiple endocrinopathies Authors: Florence Gunawan, Elizabeth George, and Adam Roberts
Successful treatment of neonatal severe hyperparathyroidism with cinacalcet in two patients Authors: Marisa M Fisher, Susanne M Cabrera, and Erik A Imel
A case of severe anorexia, excessive weight loss and high peptide YY levels after sleeve gastrectomy Authors: Andrea Pucci, Wui Hang Cheung, Jenny Jones, Sean Manning, Helen Kingett, Marco Adamo, Mohamed Elkalaawy, Andrew Jenkinson, Nicholas Finer, Jacqueline Doyle, Majid Hashemi, and Rachel L Batterham
Hyperinsulinemic hypoglycemia associated with insulin antibodies caused by exogenous insulin analog Authors: Chih-Ting Su and Yi-Chun Lin
Clinical heterogeneity of hypophysitis secondary to PD-1/PD-L1 blockade: insights from four cases Authors: Isabella Lupi, Alessandro Brancatella, Mirco Cosottini, Nicola Viola, Giulia Lanzolla, Daniele Sgrò, Giulia Di Dalmazi, Francesco Latrofa, Patrizio Caturegli, and Claudio Marcocci