Perino syndrome

Perino syndrome (N. Parinaud) is a disorder of movement of the eyeball up (paresis, paralysis), bilateral eyelid ptosis, sluggish reaction to the convergence (or lack of it), narrow pupils. The syndrome Perino observed for vascular diseases (defeat of the long branches of the posterior cerebral artery)and with the epidemic encephalitis (defeat of the middle brain, the back spikes intermediate brain).