Disorders of the sleep-wake cycle in blindness

C Odeo - West African Journal of Medicine, 2010 - ajol.info
C Odeo
West African Journal of Medicine, 2010ajol.info
BACKGROUND: Alteration of the intensity of light reaching the pineal gland through the
visual pathway affects the sleepwake cycle in humans. OBJECTIVE: To determine the
prevalence, types and severity of sleep-wake disorders in the blind and their relation to the
degree and cause of blindness. METHODS: One hundred and seventy consecutive blind
patients were included in the study. The patients were interviewed and administerd the
Montgomery Asberg Depression Rating Scale (MADRS) and the Pittsburg Sleep Quang …
Abstract
BACKGROUND: Alteration of the intensity of light reaching the pineal gland through the visual pathway affects the sleepwake cycle in humans.
OBJECTIVE: To determine the prevalence, types and severity of sleep-wake disorders in the blind and their relation to the degree and cause of blindness.
METHODS: One hundred and seventy consecutive blind patients were included in the study. The patients were interviewed and administerd the Montgomery Asberg Depression Rating Scale (MADRS) and the Pittsburg Sleep Quang Index (PSQI) questionnaire. Information collected
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