Clinical Features and Early Identification of Prader-Willi Syndrome by CheckRare Staff| Published on: Apr 22, 2026 ++

Clinical Features and Early Identification of Prader-Willi Syndrome by CheckRare Staff| Published on: Apr 22, 2026 Merlin G. Butler, MD, Medical Geneticist and Professor, Departments of Psychiatry & Behavioral Sciences and Pediatrics, University of Kansas Medical Center, Kansas City, and one of the pioneers in Prader–Willi syndrome research, discusses the clinical features of this very rare disease and the critical importance of early identification. https://checkrare.com/clinical-features-and-early-identification-of-prader-willi-syndrome/ Prader-Willi Syndrome: Underlying Causes, Natural History, and Management by CheckRare Staff| Updated on: Apr 27, 2026 First described in 1956,[1] Prader–Willi syndrome is a complex genetic condition that is characterized by hyperphagia (unremitting, chronic overeating) with accompanying endocrine, cognitive, and sensory deficits.{2] Its symptoms evolve from severe hypotonia and feeding difficulty in infancy, progressing to hyperphagia, obesity, and cognitive and behavioral difficulties in later stages of life.[3] https://checkrare.com/prader-willi-syndrome-underlying-causes-natural-history-and-management/