Ehlers-Danlos Syndrome Types

Ehlers-Danlos syndrome (EDS) is a genetic disorder(knees and elbows), shins and forearms. The joints
that may be recessive or dominant depending on theare affected with this type, but not to the same
type of EDS you have. That means if you have adegree as hypermobility EDS. They are prone to
dominant type and have children, those children havedislocation and may affect the large motor skill
a 50% chance of inheriting the disease. If you have adevelopment in infants.
recessive type, each child has a 25% chance ofVascular EDS is the most serious type of EDS
inheriting the disease and a 50% chance of being abecause it primarily affects the blood vessels, making
carrier of that disease. It is for this reason that manythem very fragile and prone to tearing. Luckily, it is
EDS sufferers consult with a genetic counselor,also one of the rarer forms, affecting only one in
someone who can assess the risks of genetic100,000 to 200,000 people. This form also has elastic
disorders to you and your children, prior to havingskin and loose joints, mainly the small joints of the
children. This is the only way to prevent the disease.fingers and toes. Sufferers of this type of EDS may
Ehlers-Danlos syndrome is classified into six majoralso have very thin skin, making their veins very
types or groups. It was originally divided into 11prominent.
different types, but scientists reclassified them basedThe final three types, kyphoscoliosis, arthrochalasia
on signs and symptoms in 1997. This reclassificationand dermatosparaxis, are very rare. Only about 60
gave us the current six major types; hypermobilitycases of kyphoscoliosis EDS have been reported
type, classical type, vascular type, kyphoscoliosisworldwide. The main symptoms of this type of EDS
type, arthrochalasia type and dermatosparaxis type.are curving of the spine (scoliosis), eye problems
There is a final grouping, other types, that is aincluding fragility and progressive muscle weakness.
catch-all group for the extremely rare cases thatArthrochalasia EDS is also rare; only 30 or so cases
have only been seen in a handful of patients, usuallyhave been reported worldwide. This EDS is
all in the same family. All of the types affect yourcharacterized by very loose joints, including the hips,
joints and many also affect your skin.which may affect the development of large motor
The hypermobility type is mainly characterized byskills such as walking. Sufferers of this type also have
loose, unstable joints and chronic joint pain. The looseelastic skin that bruises easily, an earlier onset of
joints increase the sufferer's risk of dislocating orarthritis and an increased risk of bone fractures and
straining the joint. Specific exercises to strengthenloss. The dermatosparaxis type of EDS is the rarest
the muscles surrounding the joints will decrease theof the three, only about 10 cases have been
risk of dislocation and/or straining. You may find reliefreported worldwide. The primary symptom of this
from the joint pain with over the counter paintype is extremely loose and sagging skin. The joints
medications. Your skin will be affected, but to whatare also affected, however, and may delay large
degree is uncertain. Hypermobility EDS is the mostmotor skill development in children.
common type of EDS, affecting one in 10,000 toThe final grouping, Others, is a catch-all grouping for
15,000 people.the extremely rare and not well documented cases
Classical EDS is the second most common type ofof EDS. The types here have a variety of
EDS. It affects one in 20,000 to 40,000 people. Thesymptoms, ranging from fragile skin without bruising
main symptoms with this type of EDS are veryor loose joints to chronic diarrhea and low blood
elastic skin that feels like velvet, bruises easily and ispressure. If you suspect you have any of the types
slow to heal wounds. Some sufferers also experienceof EDS, you need to see your doctor right away.
noncancerous skin growths on major pressure points