Other Names for this Disease
- Willi-Prader syndrome
- Prader-Labhart-Willi syndrome
See Disclaimer regarding information on this site. Some links on this page may take you to organizations outside of the National Institutes of Health.
hypotonia (low muscle tone), feeding difficulties, and slow growth. In later infancy or early childhood, affected children typically begin to eat excessively and become obese. Other signs and symptoms often include short stature, hypogonadism, developmental delays, cognitive impairment, and distinctive behavioral characteristics such as temper tantrums, stubbornness, and obsessive-compulsive tendencies. PWS is caused by missing or non-working genes on chromosome 15. Most cases are not inherited and occur randomly. Rarely, a genetic change responsible for PWS can be inherited. Management of PWS generally depends on the affected person's age and symptoms.Prader-Willi syndrome (PWS) is a genetic condition that affects many parts of the body. Infants with PWS have severe
Last updated: 12/28/2015
- Prader-Willi syndrome. Genetics Home Reference. June, 2014; http://ghr.nlm.nih.gov/condition/prader-willi-syndrome. Accessed 1/5/2015.
- Driscoll DJ, Miller JL, Schwartz S, and Cassidy SB. Prader-Willi Syndrome. GeneReviews. January 23, 2014; http://www.ncbi.nlm.nih.gov/books/NBK1330/.
- The Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) provides information related to the health of children, adults, and families. Click on the link to view information on this topic.
- Genetics Home Reference (GHR) contains information on Prader-Willi syndrome. This website is maintained by the National Library of Medicine.
- MedlinePlus was designed by the National Library of Medicine to help you research your health questions, and it provides more information about this topic.
- The National Organization for Rare Disorders (NORD) is a federation of more than 130 nonprofit voluntary health organizations serving people with rare disorders. Click on the link to view information on this topic.
- Medscape Reference provides information on this topic. You may need to register to view the medical textbook, but registration is free.
- Online Mendelian Inheritance in Man (OMIM) is a catalog of human genes and genetic disorders. Each entry has a summary of related medical articles. It is meant for health care professionals and researchers. OMIM is maintained by Johns Hopkins University School of Medicine.
- Orphanet is a European reference portal for information on rare diseases and orphan drugs. Access to this database is free of charge.
- PubMed is a searchable database of medical literature and lists journal articles that discuss Prader-Willi syndrome. Click on the link to view a sample search on this topic.