| 0 |
Muscle pain/cramps |
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| 1 |
Enlarged calves |
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| 2 |
Toe walking |
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| 3 |
Delays in motor development (such as learning to walk) |
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| 4 |
Difficulty with physical activities such as running or rising from the floor |
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| 5 |
Frequent falls |
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| 6 |
Elevated/high CK level (also known as creatine kinase or creatine phosphokinase, CPK) |
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| 7 |
Elevated/high liver enzymes (ALT, AST, etc.) |
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| 8 |
Heart problems (such as cardiomyopathy) |
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| 9 |
Newborn/infant screen |
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| 10 |
Family member with muscular dystrophy |
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| 11 |
Heath care provider raised a concern |
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| 12 |
School/preschool/daycare raised a concern |
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| 13 |
Delays in developing language |
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