Distal Muscular Dystrophy (DD) (Miyoshi)
17:15 Posted by Ahmed Khalil
| Definition |
| A class of muscular dystrophies that primarily affect distal muscles, which are those of the lower arms, hands, lower legs and feet. Muscular dystrophies in general are a group of genetic, degenerative diseases primarily affecting voluntary muscles. |
| Cause |
| A mutation in any of at least eight genes that affect proteins necessary to the function of muscles. |
| Onset |
| childhood to adulthood |
| Symptoms |
| Weakness and wasting of muscles of the hands, forearms and lower legs. |
| Progression |
| Slow progression; not life-threatening. |
| Inheritance |
| May be autosomal dominant, meaning a faulty gene is inherited from one parent; or autosomal recessive, occurring when a faulty gene is inherited from each parent. |
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