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Charles bonnet syndrome, management with simple behavioral technique
Baba Awoye Issa1, Abdullahi Dasliva Yussuf
1Department of Behavioural Sciences, University of Ilorin, PMB 1515, Ilorin, Nigeria.
Journal of Neurosciences in Rural Practice
|April 3, 2013
Summary
Charles Bonnet syndrome causes visual hallucinations in people with vision loss but normal cognition. A simple behavioral approach, including blinking and reassurance, effectively managed phantom images in a blind patient.
Area of Science:
- Neurology
- Ophthalmology
Background:
- Charles Bonnet syndrome (CBS) affects visually impaired individuals with intact cognition.
- It is characterized by recurrent, vivid visual hallucinations.
Observation:
- An 85-year-old man with blindness due to advanced glaucoma experienced vivid visual hallucinations (phantom images).
- The patient was conscious and cognitively normal.
Findings:
- The condition, though frightening, is benign and common in the visually impaired.
- A behavioral management approach involving repeated blinking, intermittent eye closure, and reassurance proved effective.
- Other potential causes like emotional, mood, or cognitive disorders were ruled out.
Implications:
- Health workers should inquire about hallucinations in patients with terminal blindness.
- Early identification and simple interventions can prevent distress caused by phantom images.
- This benign condition is remediable with inexpensive, accessible methods.
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