title: Continuous muscle fiber activity: Isaacs-Mertens' syndrome.
mesh_terms: D000367:Age Factors; D000974:Antibodies, Antinuclear / Q000032:analysis; D003402:Creatine Kinase / Q000097:blood; D003937:Diagnosis, Differential; D004562:Electrocardiography; D004576:Electromyography; D005260:Female; D005356:Fibromyalgia / Q000175:diagnosis; D006801:Humans; D008875:Middle Aged; D009127:Muscle Rigidity; D009135:Muscular Diseases; D009222:Myotonia / Q000175:diagnosis; D013577:Syndrome
chemical_list: D000974:Antibodies, Antinuclear; D003402:Creatine Kinase