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What is Formed visual hallucinations are seen in lesions of: and explain in detail?
The lesions of temporal lobe can cause all types of hallucinations (auditory, visual, olfactory etc). Formed visual hallucinations are elaborate visual hallucinations (e.g a patient may repo seeing a tree with green leaves which has a parrot sitting and a man standing near it) . The presence of elaborate visual hallucinations should raise a strong doubt of an organic cause (i.e. a pathology of brain parenchyma), specifically a temporal lobe pathology.