Most common types of muscular dystrophy

Duchenne and Becker muscular dystrophy
When do they start?	Duchenne and Becker muscular dystrophy are very similar. Duchenne usually starts by age 2 or 3 years. Children with Duchenne are often in a wheelchair by age 9 or 10 years, but some may need a wheelchair much earlier or later. Becker causes similar symptoms, but starts later and is usually less severe.
Who does it affect?	Mostly boys, but it can affect girls sometimes, too.
Which muscles are affected most by weakness?	Weakness starts in the trunk, but spreads to the arms and legs. The legs usually get weak first. This can make it hard to run, jump, or climb stairs.
What other problems can it cause?	Heart and lung problems. Abnormal curves in the spine. Mental problems in some but not all children.
Emery-Dreifuss muscular dystrophy
When does it start?	Early childhood to age 20 years or later.
Who does it affect?	Boys and girls.
Which muscles are affected most?	Weakness usually starts in the arms and later affects the legs, too. Sometimes, the face weakens a little.
What other problems can it cause?	Heart problems. Limited movement at certain joints caused by a tightening of the tissues around the joint (called "contracture").
Myotonic dystrophy
When does it start?	Can start in infancy, childhood, teen years, or adulthood.
Who does it affect?	Boys and girls.
Which muscles are affected most?	Face muscles, arms, and legs.
What other problems can it cause?	Muscle pain. Problems affecting the heart, eyes, brain, and sexual organs. Problems breathing and swallowing. Stomach pain, diarrhea, and constipation. Being too sleepy during the day. Nerve damage (called neuropathy).
Limb girdle muscular dystrophy
When does it start?	Early childhood or later in life.
Who does it affect?	Boys and girls.
Which muscles are affected most?	Shoulders and hips.
What other problems can it cause?	Heart problems. Limited movement at certain joints caused by a tightening of the tissues around the joint (called "contracture").
Facioscapulohumeral muscular dystrophy ("FSHD")
When does it start?	Usually affects people ages 10 to 20 years, but can happen younger.
Who does it affect?	Boys and girls.
Which muscles are affected most?	The face muscles get so weak that the person cannot smile, whistle, or shut their eyes tight. In some cases, weakness affects the legs; in other cases, weakness affects the shoulders and upper arms.
What other problems can it cause?	Pain. Hearing problems. Heart problems. Mental problems or seizures in some who get the disease very early in life.
Congenital muscular dystrophy
When does it start?	At birth.
Who does it affect?	Boys and girls.
Which muscles are affected most?	Many muscles can be weak. Sometimes, this is called "floppy baby."
What other problems can it cause?	Limited movement at certain joints caused by a tightening of the tissues around the joint (called "contracture").

Graphic 61217 Version 5.0

خرید پکیج

Most common types of muscular dystrophy