Parinaud's syndrome What? • Light-near dissociation (tectal pupils) • Convergence retraction nystagmus • Eyelid retraction (Collier's sign) • Impaired up gaze Why? • Pineal region tumors • Multiple sclerosis • Hydrocephalus -> "setting sun" sign • Vascular disease (stroke) Where? • Dorsal midbrain and pretectal area By Dr. Gabriela Figueiredo Pucci @gabifpucci @neudrawlogy #Parinauds #syndrome #neurology #diagnosis
