title: Answer to case of the month #112: Progressive multifocal leukoencephalopathy with characteristic magnetic resonance imaging and magnetic resonance spectroscopy findings.
authors.affiliation: Department of Medical Imaging, Royal University Hospital, Saskatoon, SK. davidleswick@hotmail.com
authors.forename: David A
authors.initials: DA
authors.lastname: Leswick
authors.forename: Christopher A
authors.initials: CA
authors.lastname: Robinson
authors.forename: Sheri L
authors.initials: SL
authors.lastname: Harder
mesh_terms: D000369:Aged, 80 and over; D003937:Diagnosis, Differential; D006801:Humans; D007968:Leukoencephalopathy, Progressive Multifocal / Q000175:diagnosis* / Q000473:pathology; D008279:Magnetic Resonance Imaging; D009682:Magnetic Resonance Spectroscopy; D008297:Male