Second known case of patient developing synesthesia after brain injury
A Toronto man is only the second known person to have acquired synesthesia as a result of a brain injury, in this case a stroke. About nine months after suffering a stroke, the patient noticed that words written in a certain shade of blue evoked a strong feeling of disgust. Yellow was only slightly better. Raspberries, which he never used to eat very often, now tasted like blue -- and blue tasted like raspberries.
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