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Hierarchy  - English - French - German - Spanish - Portuguese - Italian - Dutch    Williams Syndrome Definition: A contiguous gene syndrome associated with a heterozygous microdeletion in the chromosomal region 7q11.23, encompassing the ELASTIN gene. Clinical manifestations include supravalvular aortic stenosis (AORTIC STENOSIS, SUPRAVALVULAR), MENTAL RETARDATION, elfin facies, impaired visuospatial constructive abilities, and transient hypercalcemia in infancy. The condition affects both sexes, with onset at birth or in early infancy. Synonym(s): Contiguous Gene Syndrome, Williams / Elfin Facies Syndrome / Williams Contiguous Gene Syndrome / Williams-Beuren Syndrome / See also: Elastin  Mental Retardation    MeSH 2010 © U.S. National Library of Medicine®. Browse - New search

More information from the Genetics Home Reference Website What is Williams syndrome? Williams syndrome is a developmental disorder that affects many parts of the body. This condition is characterized by mild to moderate mental retardation or learning disabilities, unique personality characteristics, distinctive facial features, and heart and blood vessel (cardiovascular) problems. Most people with Williams syndrome have some degree of mental retardation. They typically do better on tasks that involve spoken language and memorization than on visual-spatial tasks such as writing and drawing. Affected individuals have outgoing, engaging personaliti ... How common is Williams syndrome? An estimated 1 in 7,500 to 20,000 people is born with Williams syndrome. More information from the Genetics Home Reference Website © Genetics Home Reference Browse - New search       Web resources for "Williams Syndrome"   English (16)  French (1)  German (1)  Spanish (3)  Portuguese (1)     = Site with HON description   -   = Site with a robot description info: enter the site: (click below) domain of the site:   HONcode - Williams syndrome - Genetics Home Reference ghr.nlm.nih.gov 7 HONcode - Williams syndrome: MedlinePlus Medical Encyclopedia www.nlm.nih.gov   Williams Syndrome / Family Village www.familyvillage.wisc.edu   BBC - Health: Williams syndrome www.bbc.co.uk   Williams Syndrome Information Page: National Institute of Neurological Disorders and Stroke (NINDS) www.ninds.nih.gov 2 Williams Syndrome Association www.williams-syndrome.org   rare-diseases — National Organization for Rare Disorders www.rarediseases.org   HONcode - Orphanet: Williams syndrome www.orpha.net 8 HONcode - HealthScout-Consumer Health News, Information and Resources Updated Daily-Mental-Kids With Rare Condition Lack Racial Prejudice www.healthcentral.com   Williams Syndrome Foundation www.williams-syndrome.org.uk     Eric's Williams Syndrome Site home.sc.rr.com   next results See also: - Elastin - Mental Retardation Broader term(s): - Mental Retardation - Neurobehavioral Manifestations - Neurologic Manifestations - Nervous System Diseases - Aortic Stenosis, Supravalvular - Aortic Valve Stenosis - Heart Valve Diseases - Heart Diseases - Cardiovascular Diseases - Chromosome Disorders - Abnormalities - Congenital, Hereditary, and Neonatal Diseases and Abnormalities Browse - New search       Medical image(s) for "Williams Syndrome" click below to enlarge www.ncbi.nlm.nih.gov Copyright © National Center for Biotechnology Information Genes and disease - Williams syndrome Broader term(s): - Heart Valve Diseases - Heart Diseases - Cardiovascular Diseases Browse - New search       Medical News for "Williams Syndrome" No results for this term. More health news See also: - Mental Retardation Broader term(s): - Mental Retardation - Nervous System Diseases - Heart Diseases - Abnormalities Browse - New search       Scientific articles from MEDLINE for "Williams Syndrome"   - English - French - German - Spanish - Portuguese - Italian - Dutch     All recent articles  Therapy:  by recall    /  by precision  Diagnosis:  by recall    /  by precision  Etiology:  by recall    /  by precision  Prognosis:  by recall    /  by precision Subheadings: complications / diagnosis / embryology / epidemiology / etiology / metabolism / microbiology / surgery / therapy Browse - New search       Clinical Trials for "Williams Syndrome" ClinicalTrials.gov - Linking patients to medical research Vitamin D Metabolism and the Williams Syndrome The Psychiatric and Cognitive Phenotypes in Velocardiofacial Syndrome Efficacy of Minoxidil in Children With Williams-Beuren Syndrome Study of Phenotype and Genotype Correlations in Patients With Contiguous Gene Deletion Syndromes Vitamin D Metabolism and the Williams Syndrome Efficacy of Minoxidil in Children With Williams-Beuren Syndrome   More results See also: - Mental Retardation Broader term(s): - Mental Retardation - Neurobehavioral Manifestations - Neurologic Manifestations - Nervous System Diseases - Aortic Valve Stenosis - Heart Valve Diseases - Heart Diseases - Cardiovascular Diseases - Chromosome Disorders - Abnormalities - Congenital, Hereditary, and Neonatal Diseases and Abnormalities Browse - New search       Medical Conferences/Events for "Williams Syndrome" No results for this term. Consult HON's world-wide database of medical meetings Broader term(s): - Heart Diseases - Cardiovascular Diseases Browse - New search       Refine the search for  "Williams Syndrome" Subheadings: complications / diagnosis / embryology / epidemiology / etiology / metabolism / microbiology / surgery / therapy   Broader term(s):       Diseases           Congenital, Hereditary, and Neonatal Diseases and Abnormalities               Genetic Diseases, Inborn                   Chromosome Disorders                Abnormalities                   Chromosome Disorders        Diseases           Cardiovascular Diseases               Heart Diseases                   Heart Valve Diseases                       Aortic Valve Stenosis                           Aortic Stenosis, Supravalvular        Diseases           Nervous System Diseases               Neurologic Manifestations                   Neurobehavioral Manifestations                       Mental Retardation  MeSH 2010 © U.S. National Library of Medicine®. 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