Prevalence of hemifacial spasm in Oslo, Norway.
All patients seeking medical or surgical treatment for hemifacial spasm (HFS) in Oslo, Norway were identified in a service-based prevalence study. Only four hospital departments offered services for Oslo citizens with HFS. Fifty patients with HFS were treated. The total prevalence was 9.8 per 100,000. The prevalence increased with age to 39.7 among those older than 70 years. The use of antihypertensive drugs was significantly more common in HFS patients (36%) than in Oslo's general population.
Nilsen
Beate
B
Department of Neurology, The National Hospital, University of Oslo, Oslo, Norway.
Le
Khanh-Dung
KD
Dietrichs
Espen
E
D000368:Aged; D000959:Antihypertensive Agents / Q000627:therapeutic use; D001488:Basilar Artery / Q000503:physiopathology; D001794:Blood Pressure / Q000502:physiology; D015897:Comorbidity; D003430:Cross-Sectional Studies; D005154:Facial Nerve / Q000503:physiopathology*; D005155:Facial Nerve Diseases / Q000453:epidemiology* / Q000503:physiopathology; D005260:Female; D019569:Hemifacial Spasm / Q000453:epidemiology* / Q000503:physiopathology; D006801:Humans; D019586:Intracranial Hypertension / Q000453:epidemiology* / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D009664:Norway / Q000453:epidemiology; D015995:Prevalence; D012189:Retrospective Studies; D017678:Sex Distribution
D000959:Antihypertensive Agents