%0 Journal Article %A Amit Nautiyal %A Guillermo Amescua %A Angus Jameson %A Joel F Gradowski %A Feiyu Hong %A Bernard Doft %T Sudden loss of vision: Purtscher retinopathy in multiple myeloma %D 2009 %R 10.1503/cmaj.081968 %J Canadian Medical Association Journal %U https://www.cmaj.ca/content/cmaj/early/2009/11/09/cmaj.081968.full.pdf