As a more complete picture of the clinical phenotype of Parkinson's disease emerges, non-motor symptoms have become increasingly studied. Prominent among these non-motor phenomena are mood disturbance, cognitive decline and dementia, sleep disorders, hyposmia and autonomic failure. In addition, visual symptoms are common, ranging from complaints of dry eyes and reading difficulties, through to ...

Despite longstanding reports of prolonged or reoccurring perceptual changes in a subset of hallucinogen users, very little is known about Hallucinogen Persisting Perception Disorder and related visual abnormalities in hallucinogen users. We used an online questionnaire to document the symptoms and relationship to drug use of unusual visual phenomena in hallucinogen users. 16,192 individuals vie...

Conversion disorder is a neurological disturbance in which systemic symptoms are unconscious, thus not under the control of the child. Conversion disorder is a manifestation of a stressful or traumatic event. Physical symptoms may occur with motor and sensorial disturbances, including visual reactions which may lead the practitioner to suspect an organic cause. Visual symptoms include visual ac...

PURPOSE To evaluate visual field changes in patients with pituitary adenomas following trans-sphenoidal surgery. METHODS Eighteen patients with pituitary adenomas underwent a complete ophthalmic assessment and visual field analysis using the Humphrey Field Analyzer 30-2 program before and after trans-sphenoidal surgical resection at the Himalayan Institute of Medical Sciences over a one year ...

safety climate received substantial attention due to its potential for explaining variation in safety-related outcomes. aim of present study was to determine degree of safety climate related to incidents reporting rate and its dimensions among workers’ isfahan steel company. a self-administered anonymous was distributed to 189 workers. the survey included demographic factors, incidents reportin...