title: Clinical Reasoning: A 64-year-old man with progressive paraspinal muscle weakness.
authors.affiliation: From the Department of Postgraduate Medical Education (R.S., C.S.), Department of Medicine, Division of Neurology, University Health Network (P.A.), and Department of Laboratory Medicine and Pathobiology (T.-R.K.), University of Toronto; and Department of Pathology (T.-R.K.), University Health Network, Toronto, ON, Canada. raphael.schneider@utoronto.ca.
authors.forename: Raphael
authors.initials: R
authors.lastname: Schneider
authors.affiliation: From the Department of Postgraduate Medical Education (R.S., C.S.), Department of Medicine, Division of Neurology, University Health Network (P.A.), and Department of Laboratory Medicine and Pathobiology (T.-R.K.), University of Toronto; and Department of Pathology (T.-R.K.), University Health Network, Toronto, ON, Canada.
authors.forename: Claude
authors.initials: C
authors.lastname: Steriade
authors.affiliation: From the Department of Postgraduate Medical Education (R.S., C.S.), Department of Medicine, Division of Neurology, University Health Network (P.A.), and Department of Laboratory Medicine and Pathobiology (T.-R.K.), University of Toronto; and Department of Pathology (T.-R.K.), University Health Network, Toronto, ON, Canada.
authors.forename: Peter
authors.initials: P
authors.lastname: Ashby
authors.affiliation: From the Department of Postgraduate Medical Education (R.S., C.S.), Department of Medicine, Division of Neurology, University Health Network (P.A.), and Department of Laboratory Medicine and Pathobiology (T.-R.K.), University of Toronto; and Department of Pathology (T.-R.K.), University Health Network, Toronto, ON, Canada.
authors.forename: Tim-Rasmus
authors.initials: TR
authors.lastname: Kiehl
mesh_terms: D004576:Electromyography; D006801:Humans; D008297:Male; D008875:Middle Aged; D018908:Muscle Weakness / Q000150:complications / Q000175:diagnosis*; D017696:Myopathies, Nemaline / Q000150:complications / Q000175:diagnosis*; D064170:Paraspinal Muscles / Q000473:pathology*