Postanesthetic Transient Blindness in a Patient with Old Retinal Quinine Toxicity.

Blindness from quinine toxicity.

We report a case of quinine overdose in a 47-year-old man who presented with blindness. Fundus photography demonstrates the acute and subsequent retinal changes, and his visual recovery to normal acuity with visual field constriction is documented. Pupillary and electrodiagnostic findings are recorded. Stellate ganglion block has been widely advocated as a helpful therapeutic measure, but out p...

Transient blindness in a preeclamptic patient secondary to cerebral edema.

Blindness associated with a cerebral lesion has been described as cortical blindness. This is the first reported case in which computerized tomography has documented cerebral edema to be the cause of cortical blindness in a preeclamptic patient.

Transient Blindness Due to Spasm of the Retinal Artery

Recovery from blindness following accidental quinine overdose

CASE A 46-year-old woman presented with sudden loss of vision in both eyes, apparent since waking. She also complained of partial hearing loss. The previous evening she had experienced difficulty sleeping due to (long-standing) restless legs and had self-medicated with quinine, taking an accidental overdose of 1.8 g. On admission, she was alert but unable to perceive light in either eye, and ha...

Ocular quinine toxicity.

A case of ocular quinine toxicity is described which showed the typical acute visual loss and subsequent recovery. Vermiform motion of the pupil was noted 48 hours after overdose. This acute effect has not been reported before. Although acute systemic intoxication may respond to removal of quinine from the gut and circulation, there is no evidence that any treatment affects the visual prognosis...