Muscular dystrophy (MD) is a group of genetic diseases that cause progressive muscle weakness and degeneration:
Muscular dystrophy (MD) is a group of inherited conditions that cause muscle weakness and loss of muscle tissue. Symptoms vary depending on the type of MD and can include:
Children may have trouble walking, climbing stairs, or jumping. They may also have frequent falls or trip.
Weakness may start in the legs and pelvis, but can also affect the arms, neck, and other areas.
Shortness of breath, wheezing, or abnormally fast and shallow breaths are common.
Difficulty swallowing can lead to malnutrition, choking, or aspiration pneumonia.
Some types of MD can cause intellectual disability, bone thinning, scoliosis, and cognitive and behavioral impairments.
The calf muscles, and sometimes muscles in the buttocks, shoulders, and arms, may appear larger and healthier than they actually are.