Paradoxical cessation in a case of Charles Bonnet syndrome

A 78-year-old male patient diagnosed with Charles Bonnet syndrome (CBS) showing secondary visual deficit toward end-stage glaucoma. He progressed to amaurosis, with an abrupt disappearance of hallucinations in parallel to the loss of residual vision. The paradoxical cessation of CBS occurs when the patient loses residual vision and progresses to amaurosis. The lack of stimulation, both in the corresponding retina and the cortex, leads to the...