Peruse writing (4)
(Other definitions for scan that I've seen before include "Read hastily" , "Glance at or read quickly" , "Survey - examine" , "Analyse rhythm of line of verse" , "View quickly" .)
(Other definitions for read that I've seen before include "Understand written music" , "Check, emend (proof)" , "Comprehend written words" , "what follows 18 [OMASUM] in a 17 [RUMINANT]" , "register" .)