Evidence-based Guideline: Diagnosis and Treatment of Limb ...

Oct 12, 2014 · Scoliosis or easy fatigability was noted at onset in 3 children between the ages of 6 and 10 years; 2 presented at 7 years with running difficulty and 2 at age 13 years with back stiffness and generalized muscle weakness and atrophy. CK levels were normal in 29/37, minimally elevated in 6/37, and markedly elevated in only 1/37. ................
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