Venkatakrishnan, Jaichandran V Effect of sedation on visual sensations in patients undergoing cataract surgery under topical anaesthesia: a prospective randomized masked trial. [electronic resource] - Acta ophthalmologica May 2013 - 247-50 p. digital Publication Type: Journal Article; Randomized Controlled Trial ISSN: 1755-3768 Standard No.: 10.1111/j.1755-3768.2011.02246.x doi Subjects--Topical Terms: AdultAgedAnesthesia, Local--methodsAnesthetics, Intravenous--administration & dosageAnesthetics, Local--administration & dosageConscious SedationFemaleHumansLens Implantation, IntraocularLidocaine--administration & dosageMaleMidazolam--administration & dosageMiddle AgedPhacoemulsificationPhosphenes--physiologyProspective StudiesSensation--physiologySurveys and Questionnaires