National Organization for Rare Disorders, Inc.Ehlers Danlos Syndrome
Important
It is possible that the main title of the report Ehlers Danlos Syndrome
is not the name you expected. Please check the synonyms listing to find
the alternate name(s) and disorder subdivision(s) covered by this report.
Synonyms
Disorder Subdivisions
- EDS Gravis Type (Type 1)
- Ehlers-Danlos Syndrome Type II
- EDS Mitis Type (Type II)
- Ehlers-Danlos Syndrome Type III
- Benign Hypermobility Syndrome (Type III)
- Ehlers-Danlos Syndrome Type IV
- EDS Arterial-Ecchymotic Type (Type IV)
- Ehlers-Danlos Syndrome Type V
- Ehlers-Danlos Syndrome Type VI
- EDS Kyphoscoliotic Type (Type VI)
- EDS Ocular-Scoliotic Type (Type VI)
- Ehlers-Danlos Syndrome Type VII, Autosomal Dominant
- EDS Types VIIA and VIIB
- Arthrochalasis Multiplex Congenita (Type VII)
- Ehlers-Danlos Syndrome Type VII, Autosomal Recessive
- EDS Type VIIC
- Dermatosparaxis (Type VII)
- Ehlers-Danlos Syndrome Type VIII
- Ehlers-Danlos Syndrome Type IX (obsolete)
- Ehlers-Danlos Syndrome Type X
- EDS Dysfibronectinemic Type (Type X)
- Ehlers-Danlos Syndrome Type XI (obsolete)
- EDS Classical Type (formerly EDS I and EDS II)
- EDS Hypermobility Type (formerly EDS III)
- EDS Vascular Type (formerly EDS IV)
- EDS Kyphoscoliosis Type (formerly EDS VI)
- EDS Arthrochalasia Type (formerly EDS VII, Autosomal Dominant)
- Dermatosparaxis Type (formerly EDS VII, Autosomal Recessive)
- EDS, X-linked (formerly EDS Type V)
- EDS Periodontosis Type (formerly EDS Type VIII)
- EDS Progeroid Form
- EDS, Autosomal Dominant, Unspecified Type
- EDS, Autosomal Recessive, Unspecified Type
- Ehlers-Danlos Syndrome Type I
- EDS Classic Severe Form (Type 1)
General Discussion
Ehlers-Danlos syndrome (EDS) is a group of hereditary connective tissue disorders characterized by defects of the major structural protein in the body (collagen). Collagen, a tough, fibrous protein, plays an essential role in holding together, strengthening, and providing elasticity to bodily cells and tissues. Due to defects of collagen, primary EDS symptoms and findings include abnormally flexible, loose joints (articular hypermobility) that may easily become dislocated; unusually loose, thin, stretchy (elastic) skin; and excessive fragility of the skin, blood vessels, and other bodily tissues and membranes.
The different types of EDS were originally categorized in a classification system that used Roman numerals (e.g., EDS I to EDS XI), based upon each form’s associated symptoms and findings (clinical evidence) and underlying cause. A revised, simplified classification system (revised nosology) has since been described in the medical literature that categorizes EDS into six major subtypes, based upon clinical evidence, underlying biochemical defects, and mode of inheritance.
Each subtype of EDS is a distinct hereditary disorder that may affect individuals within certain families (kindreds). In other words, parents with one subtype of EDS will not have children with another EDS subtype. Depending upon the specific subtype present, Ehlers-Danlos syndrome is usually transmitted as an autosomal dominant or autosomal recessive trait. Resources
Ehlers-Danlos National Foundation (EDNF) 3200 Wilshire Blvd. Suite 1601 South Tower Los Angeles, CA 90010 USA Tel: 2133683800 Fax: 2134270057 Tel: 8009562902 Email: staff@ednf.org Internet: http://www.ednf.org
NIH/National Arthritis and Musculoskeletal and Skin Diseases Information Clearinghouse 1 AMS Circle Bethesda, MD 20892-3675 USA Tel: 3014954484 Fax: 3017186366 Tel: 8772264267 TDD: 3015652966 Email: NIAMSinfo@mail.nih.gov Internet: http://www.niams.nih.gov
Ehlers-Danlos Syndrome Support Group UK P. O. Box 335 FARNHAM Surrey, GU10 1XJ England Tel: 44 1252 690 940 Email: info@ehlers-danlos.org Internet: http://www.atv.ndirect.co.uk/
British Coalition of Heritable Disorders of Connective Tissue Rochester House 5 Aldershot Road Fleet Hampshire, GU13 9NG United Kingdom Tel: 01252 810472 Fax: 01252 810473 Internet: http://www.Business-Partners.co.uk/marfan
Ehlers-Danlos Syndrome UK Support Group PO Box 337 Aldershot, Intl GU12 6WZ United Kingdom Tel: +44 01252 690 940 Email: director@ehlers-danlos.org Internet: http://www.ehlers-danlos.org
Sjældne Diagnoser / Rare Disorders Denmark Frederiksholms Kanal 2, 3rd Floor Copenhagen K, 1220 Denmark Tel: 45 33 14 00 10 Fax: 45 33 14 55 09 Email: mail@sjaeldnediagnoser Internet: http://www.raredisorders.dk
Ehlers Danlos Foundation of New Zealand Craggy Range Rd R.D. 12 Havelock North Hawkes Bay, New Zealand Tel: 64-06 874-7799 Fax: 64-06 874-7799 Email: flopsy@ihug.co.nz Internet: http://www.edfnz.org.nz
EDS Today PO Box 88814 Seattle, WA 98138-2814 USA Tel: 2538351735 Fax: 2538351735 Email: info@edstoday.org Internet: http://www.edstoday.org
For a Complete Report
This is an abstract of a report from the National Organization for Rare Disorders, Inc. ® (NORD). A copy of
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investigational treatments (if available), and references from medical literature. For a full-text version of
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The information provided in this report is not intended for diagnostic purposes. It is provided for
informational purposes only. NORD recommends that affected individuals seek the advice or counsel of
their own personal physicians.
It is possible that the title of this topic is not the name you selected. Please check the Synonyms
listing to find the alternate name(s) and Disorder Subdivision(s) covered by this report.
This disease entry is based upon medical information available through the date at the end of the topic.
Since NORD's resources are limited, it is not possible to keep every entry in the Rare Disease Database
completely current and accurate. Please check with the agencies listed in the Resources section for the
most current information about this disorder.
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Last Updated: 8/8/2007
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National Organization for Rare Disorders, Inc.
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