title: ALS: pitfalls in the diagnosis.
authors: Beaver Medical Group, Highland, CA, USA.
authors: William S
authors: WS
authors: Baek
authors: Nayan P
authors: NP
authors: Desai
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000175:diagnosis* / Q000503:physiopathology; D003937:Diagnosis, Differential; D006801:Humans; D016472:Motor Neuron Disease / Q000175:diagnosis / Q000503:physiopathology; D009134:Muscular Atrophy, Spinal / Q000175:diagnosis / Q000503:physiopathology; D009460:Neurologic Examination / Q000379:methods