<prompt> Formed visual hallucinations are seen in lesions of:Frontal lobeTemporal lobeOccipital lobeParietal lobe  <response>: 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. 