title: Exercise-induced weakness in paramyotonia congenita: exacerbation with thyrotoxicosis.
abstract: Weakness after exercise is not a commonly recognized major symptom of paramyotonia congenita. A patient with classic paramyotonia congenita developed thyrotoxicosis and severe weakness after exercise. This symptom resolved after the thyrotoxicosis was treated.
mesh_terms: D000328:Adult; D003080:Cold Temperature / Q000009:adverse effects; D005221:Fatigue / Q000150:complications* / Q000209:etiology; D005260:Female; D006801:Humans; D006980:Hyperthyroidism / Q000150:complications*; D009224:Myotonia Congenita / Q000150:complications* / Q000503:physiopathology; D005082:Physical Exertion