Visual disturbances associated with quinidine and quinine

摘要: Obscurations of vision were experienced by three patients taking quinidine and two quinine. In four, transient symptoms developed on exposure to light after first awaking in the morning, fifth, there was persistent photophobia. patients, a large central scotoma, one, swirling dark clouds, fourth, flickering vision. The duration 1 4 minutes 45 60 one patient. symptoms, which are benign, may be confused with prodromal visual manifestations thrombotic cerebrovascular disease.