RT Book, Section A1 Ulane, Christina M. A1 Williams, Olajide A2 Brust, John C.M. SR Print(0) ID 1159971651 T1 Diseases of Muscle T2 CURRENT Diagnosis & Treatment: Neurology, 3e YR 2019 FD 2019 PB McGraw-Hill Education PP New York, NY SN 9781259835315 LK neurology.mhmedical.com/content.aspx?aid=1159971651 RD 2024/04/20 AB ESSENTIALS OF DIAGNOSISWeakness, generally greater proximally than distallyNormal sensation (absent another cause for sensory loss)Normal sphincter functionRelative preservation of deep tendon reflexesLaboratory testing supportive of diagnosis and etiologyElectromyography testing is a key component of diagnosisMuscle biopsy and genetic testing often definitive