title: Progressive supranuclear palsy.
abstract: Here we describe the case of a 69-year-old Caucasian male who presented complaining of frequent diplopia (horizontal and vertical), as well as transient blurry vision. The subsequent findings were most consistent with a progressive supranuclear palsy (PSP).
authors.affiliation: SUNY State College of Optometry, Head Trauma Rehabilitation Unit, 100 E.24th Street, 10010, New York, NY, USA
authors.initials: BR
authors.lastname: Lowrey
authors.initials: L
authors.lastname: Wong