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La miastenia grave causa debilidad de los músculos voluntarios (esqueléticos). Estos músculos son los que están bajo su control. En otras palabras, usted piensa en mover un brazo y éste se mueve. La debilidad muscular de la miastenia grave empeora con la actividad y mejora con el reposo.
La debilidad muscular puede llevar a una variedad de síntomas, como:
El médico llevará a cabo un examen físico, incluyendo una evaluación detallada del sistema nervioso (neurológica). Esto puede mostrar:
Los exámenes que se pueden llevar a cabo abarcan:
Benatar M, Kaminski HJ. Evidence report: the medical treatment of ocular myasthenia (an evidence-based review): report of the Quality Standards Subcommittee of the American Academy of Neurology. Neurology. 2007;68(24):2144-9.
Vincent A, Newsom-Davis J. Disorders of neuromuscular transmission. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier. 2007: chap 448.
Zinman L, Ng E, Bril V. IV immunoglobulin in patients with myasthenia gravis: a randomized controlled trial. Neurology. 2007;68(11):837-41.
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