Endocrine Abstracts

Background: Prader-Willi syndrome (PWS) is a genetic neurodevelopmental disorder characterized by marked hyperphagia and morbid obesity, together with hormone deficiencies, abnormal behaviour in relation to food (obsessive thinking, food foraging, stealing, etc.). Veins in patients with PWS are difficult to find due to obesity and probably to generalised hypotonia including venous tone. Since treating a patient with PWS often requires the acquisition of blood samples, an exper...