title: Trihexyphenidyl treatment of vertical pendular nystagmus.
abstract: Vertical pendular nystagmus developed 4 months after massive brainstem hemorrhage due to eclampsia. The symptom markedly improved with chronic trihexyphenidyl treatment.
mesh_terms: D000328:Adult; D002543:Cerebral Hemorrhage / Q000209:etiology; D004461:Eclampsia / Q000150:complications; D004585:Electrooculography; D005260:Female; D006801:Humans; D009759:Nystagmus, Pathologic / Q000150:complications / Q000000981:diagnostic imaging / Q000188:drug therapy* / Q000503:physiopathology; D011225:Pre-Eclampsia / Q000150:complications; D011247:Pregnancy; D011248:Pregnancy Complications; D014057:Tomography, X-Ray Computed; D014282:Trihexyphenidyl / Q000627:therapeutic use*; D014792:Visual Acuity
chemical_list: D014282:Trihexyphenidyl