Endocrine Abstracts

Introduction: Langerhans cell histiocytosis (LCH) is a rare systemic disease. Diabetes insipidus is the most frequent endocrine alteration and occurs mostly after diagnosis. Others are hypogonadism, growth hormone deficiency (GHD) and alterations in glucose metabolism.Clinical case: A 61-year-old smoker, diagnosed with LCH 9 years ago with pulmonary and hepatic involvement, without treatment, who consulted for asthenia, unquantifiable polyuria, polydipsi...

Introduction: 46,XX testicular disorder of sex development (DSD) is a rare syndrome, which is characterized by a female karyotype in discordance with a male phenotype. It is presented with primary hypogonadism, gynecomastia and infertility. About 80–90% of 46,XX testicular DSD cases are positive for SRY gene. Appearance of external genitalia and masculinization are usually normal in 46,XX SRY-positive casesClinical case: A 41-year-old male came with...

Introduction: Primary aldosteronism (PA) is the most common cause of secondary hypertension (5–10%) and it is underdiagnosed. Less than 50% of patients with PA have hypokalemia. The tests for determinate subtype of PA are cross-sectional imaging (adrenal CT or MRI) and adrenal vein sampling (AVS). The AVS seems to be important to direct appropriate therapy and surgery is the preferred treatment for patients with unilateral disease.Material and metho...