Duchenne Muscular Dystrophy

Duchenne Muscular Dystrophy

Definition: Inherited disorder in which the muscles continue to weaken. Most often seen in males.

Symptoms usually occur before age 6 and can include:

  • Fatigue
  • Mental retardation
  • Muscle weakness (usually begins in legs and pelvis)
  • Frequent falls
  • Usually wheelchair bound by age 12

Related Complications:

  • Abnormal heart muscle (cardiomyopathy)
  • CHF or arrhythmias
  • Deformities of the chest or back (scoliosis)
  • Enlarged calf muscles
  • Muscle wasting
  • Muscle contractures
  • Muscle deformities
  • Respiratory infections (pneumonia)
  • Respiratory failure
  • Sensation is still intact (they can feel everything)

There is no cure; treatment focuses on symptoms.

Life expectancy is 25 years.

Death usually results from respiratory complications