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More than one
half million Americans are estimated to be affected by one of the 200 known
conditions categorized as heritable disorders of connective tissue.
Although each disorder, such as those described in this brochure, has a
common denominator - connective tissue disorder - most of them as yet have
no known cause or effective treatments.
The following conditions are represented by the member agencies of the Coalition
for Heritable Disorders of Connective tissue:
Chondrodysplasias
(Little People of America, Washington, DC) Growth abnormalities
in bone or cartilage leading to skeletal maldevelopment. After years,
the gene has been identified for Achondroplasia one of the most
common forms of short stature. This condition, caused by a gene mutation
early in fetal development, occurs in one of every 20,000 births. Following
upon this discovery was the identification of the gene mutation for diastrophic
dwarfism, a recessive form. Additional positive research is being directed
toward the goal of alleviating orthopedic, neurological and respiratory/pulmonary
conditions which can be lethal and have only partially effective surgical
interventions.
Ectodermal
Dysplasias (National Foundation for Ectodermal Dysplasias,
Mascoutah, IL) 150 related genetic disorders identified by abnormalities
in the ectodermal tissue, such as multiple missing teeth, sparse hair,
inability to perspire, malformed nails, cleft lip/palate, malfunctioning
mucus membranes, hearing and/or sight deficit, short stature, absent digits
and suppressed immune system. The most common form of this disorder group
hypohidrotic ectodermal dysplasia occurs in 1 to 7 out of
10,000 births.
Ehlers-Danlos
Syndrome (EDS) (Ehlers-Danlos National Foundation, Los
Angeles, CA) Individuals with EDS have a defect in their connective
tissue, which affects the skin, muscles, ligaments and organs. Symptoms
include skin and tissue fragility, easy bruising, joint dislocations and
subluxations, bleeding problems and in some cases, organ and vascular
ruptures. There are six major types of EDS with each type being a distinct
disorder that runs true in a family. Diagnosis is usually
made by history and physical exam with clinical testing available for
several of the types.
Epidermolysis Bullosa (EB) [Dystrophic Epidermolysis Bullosa
Research Association of America (DebRA), New York, NY] Even minor
friction to skin or mucous membranes forms blisters. This condition can
be either mild (EB Simplex) or severe, as in the sometimes fatal, dystrophic
EB where patients resemble burn victims as blisters form over the entire
skin surface and digestive tract. Over 50,000 Americans, mostly children,
are affected with some form of this disease.
Epidermolysis Bullosa (EB) [Dystrophic
Epidermolysis Bullosa Research Association of America (DebRA), New York,
NY] Even minor friction to skin or mucous membranes forms blisters.
This condition can be either mild (EB Simplex) or severe, as in the sometimes
fatal, dystrophic EB where patients resemble burn victims as blisters
form over the entire skin surface and digestive tract. Over 50,000 Americans,
mostly children, are affected with some form of this disease.
Fibrodysplasia
Ossificans Progressiva (FOP) (International Fibrodysplasia
Ossificans Progressiva Association, Inc., Winter Springs, FL) A
rare disorder that causes bone to form in muscles, tendons, ligaments,
and other connective tissues. Bridges of extra bone form across the joints
in characteristic patterns, progressively restricting movement. FOP is
a disease in which the body produces not only too much bone, but an extra
skeleton that immobilizes the joints of the body.
Marfan
Syndrome (MFS) (National Marfan Foundation, Port Wshington,
NY) Characterized by tall stature, long legs and arms, dislocated
ocular lenses, spinal curvature, and weakened aorta and heart valves,
this condition affects over 100,000 Americans who must cope with a range
of chronic medical problems. Besides skeletal deformity and dislocations,
myopia, mitral valve prolapse and heart palpitations, lung collapse and
spinal cord membrane cysts, many living with the Marfan syndrome have
died in their 30s and 40s from fatal aortic ruptures misdiagnosed as heart
attacks or indigestion.
Menkes
Disease (Corporation for Menkes Disease, Ft. Wayne,
IN) A rare X-linked genetic disease, affecting in all but the rarest
of cases only males, and is transmitted by females. It is caused by a
defect in intestinal copper absorption. The disorder results in abnormally
low levels of copper and ceruloplasmin, which is responsible for the transport
of copper throughout the body. Menkes Disease is usually recognized
clinically by the onset of seizures and hypotonia at the age of 3 -5 months.
There have been no long-term survivors of Menkes Disease.
Mitral
Valve Prolapse (MVP) (Society for Mitral Valve Prolapse
Syndrome, Itasca, IL) Considered the most common cardiac finding,
it is thought to affect from 5 to 20% of the general population. The condition
is marked by a billowing of portions of the valve during contraction.
Symptons of MVP syndrome include palpitations, anxiety, panic attacks,
chest pain, fatigue, headaches, insomnia, and GI problems. MVP patients
also appear to have more incidences of scoliosis, TMJ, Fibromyalgia and
Endometriosis.
Osteogenesis
Imperfecta (OI) (Osteogenesis Imperfecta Foundation,
Gaithersburg, MD; Childrens Brittle Bone Foundation, Highland Park,
IL) OI is a genetic disorder of connective tissue characterized
by bones that break easily--often from little or no apparent cause. There
are at least four distinct forms of OI, representing extreme variations
in severity and affecting 30,000 people in the U.S. Clinical features
vary widely not only between types, but within types, and even within
the same family. The most serious form of OI is frequently lethal to newborns.
Many children show evidence of in-utero fractures.
Pseudoxanthoma
Elasticum (PXE) (National Association for Pseudoxanthoma Elasticum,
Denver, CO, and PXE International, Inc.,
Washington, DC) Recently the identification of the gene for pseudoxanthoma
elasticum (PXE) has led to a swell of new information. The gene produces
Multi-drug Resistance Protein 6 (ABCC6), thus causing a problem with the
transport of molecules out of the cell. Several structural and behavioral
abnormalities in the extracellular matrix result in a varied phenotype.
Lax and redundant skin, mineralization of Bruch's membrane and midsize
arteries can lead to central vision loss, cardiovascular and gastrointestinal
problems. PXE may provide a model for the study of these more common problems.
Stickler
Syndrome (Stickler Involved People, Augusta, KS)
Stickler syndrome is a genetic disorder which affects connective tissue
including the joints, eyes, palate, heart and hearing. This disorder is
characterized by possible vision problems, hearing loss, early arthritis,
cleft palate and mitral valve prolapse. Complicated retinal detachments
occur in up to 50% of affected eyes. Premature degenerative changes of
the weight bearing joints is one of the most consistent features of Stickler
syndrome.
Williams
Syndrome (WS) (Williams Syndrome Association, Clawson,
MI) A rare genetic condition estimated to occur in 1/20,000 births
which causes medical and developmental problems. It affects males and
females equally and can occur in all ethnic groups throughout the world.
The majority of individuals have some type of heart or blood vessel problem.
Typically, there is a narrowing in the aorta, or narrowing in the pulmonary
arteries. Since there is an increased risk for development of blood vessel
narrowing or high blood pressure over time, periodic monitoring of cardiac
status is necessary.
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MEMBERSHIP
LIST - January, 2010
CHILDREN'S
BRITTLE BONE FOUNDATION
Craig Glicken, President
7701 95th Street
Pleasant Prairie, WI 53158
Tel: 866-694-2223
Fax: 262-947-0724
E-mail: traknfield@aol.com
Web page: www.cbbf.org
CORPORATION FOR MENKES DISEASE (CMD) (Not listed in 2009)
520 Buckfield Ct.
Ft. Wayne, IN 46814
Tel: 219-436-0137
Fax: same as tel.
E-mail:
Web page:
DYSTROPHIC EPIDERMOLYSIS BULLOSA RESEARCH ASSO. OF AMERICA (DebRA)
Suzanne J. Cohen, Executive Director
5 West 36th Street, Room 404
New York, NY 10018
Tel: 212-868-1573
1-866-DEBRA76
Fax:
E-mail: scohen@debra.org
Web page: www.debra.org
EHLERS-DANLOS NATIONAL FOUNDATION (EDNF)
Cynthia Lauren, Executive Director
3200 Wilshire Blvd.
Suite 1601, South Tower
Los Angeles, CA 90010
Tel: 213-368-3800
Fax: 213-427-0057
E-mail: clauren@ednf.org
Web page:
INT'L FIBRODYSPLASIA OSSIFICANS PROGRESSIVA ASSO, INC. (IFOPA)
Jeannie Peeper, President & Founder
P.O. Box 196217
Winter Springs, FL 32719-6217
Tel: 407-365-4194
Fax: 407-365-3213
E-mail: jlpfop@aol.com
Web page: http://www.ifopa.org/
LITTLE PEOPLE OF AMERICA (LPA)
Lois Gerage-Lamb, President
5289 NE Elam Young Parkway
Suite F700
Hillsboro, OR 97124
Tel: 503-846-1562
Fax: 503-846-1590
E-mail: littlelogl@aol.com
Web page: www.lpaonline.org
LOEYS-DIETZ SYNDROME FOUNDATION (LDSF)
Beth Utz, President
4153 N US Highway 23
Fostoria, Ohio 44830
Tel: 410-955-3071
Fax:
E-mail: Beth Utz, Beth.utz@loeysdietz.org;
Gretchen Oswald, MS, CGC, goswald1@hmi.edu
Web page: www.loeysdietz.org
NATIONAL
ASSOCIATION FOR PSEUDOXANTHOMA ELASTICUM (NAPE)
Frances Benham, President
8760 Manchester Road
St. Louis, MO 63144-2724
Tel: 314-962-0100
Fax:
E-mail: napestlouis@sbcglobal.net
Web Page: www.pxenape.org
NATIONAL
FOUNDATION FOR ECTODERMAL DYSPLASIAS (NFED)
Mary Kaye Richter, Founder and Executive Director
410 East Main Street
P.O. Box 114
Mascoutah, IL 62258-0114
Tel: 618-566-2020
Fax: 618-566-4718
E-mail: maryk@nfed.org
Web page: www.nfed.org
NATIONAL MARFAN FOUNDATION (NMF)
Carolyn Levering, President & CEO
22 Manhasset Avenue
Port Washington, NY 11050
Tel: 516-883-8712
Fax: 516-883-8040
E-mail: carolynl@marfan.org
Web page: www.marfan.org
OSTEOGENESIS IMPERFECTA FOUNDATION (OIF)
Tracy Smith Hart, Executive Director
804 West Diamond Ave., Suite 210
Gaithersburg, MD 20878
Tel: 301-947-0083
800-981-2663
Fax: 301-947-0456
E-mail: thart@oif.org
Web page: www.oif.org
PXE INTERNATIONAL, INC. (PXE)
Sharon Terry, President
4301 Connecticut Avenue NW, Suite 404
Washington, D.C. 20008-2369
Tel: 202-362-9599
Fax: 202-966-8553
E-mail: sterry@pxe.org
Web page: www.pxe.org
SOCIETY FOR MITRAL VALVE PROLAPSE SYNDROME (SMVP)
Bonnie Durante, President
P.O. Box 431
Itasca, IL 60143-0431
Tel: 630-250-9327
Fax: 630-773-0478
E-mail: bonnie0107@aol.combonnie0107@aol.com
Web page: www.mitralvalveprolapse.com
STICKLER
INVOLVED PEOPLE (SIP)
Pat Houchin, Coordinator (mellylady@sbcglobal.net)
15 Angelina Drive
Augusta, KS 67010
Tel: 316-259-5194
Fax: 316-775-0555
E-mail: sip@sticklers.org
Web page: www.stickler.org
WILLIAMS SYNDROME ASSOCIATION (WSA)
Terry Monkaba, Executive Director
P.O. Box 297
Clawson, MI 48017-0297
Tel: 1-248-244-2229
1-800-806-1871
Fax: 248-244-2230
E-mail: tmonkaba@williams-syndrome.org
Web page: www.willliams-syndrome.org
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