At the bottom of this post is an excerpt from a YouTube Psychology Vidcast by Dr. Ross Avilla.
In this video he discusses a woman a known as BT who was thought to have lost her sight from brain damage.
BT also has Dissociative Identity Disorder.
The video implies that she developed DID as an adult, which is not likely.
According to the Washington Post:
German psychologists Hans Strasburger and Bruno Waldvogel, went all the way back to her initial diagnosis of cortical blindness. Her health records from the time show that she was subjected to a series of vision tests — involving lasers, special glasses, lights shined across a room — all of which demonstrated her apparent blindness. Since there was no damage to her eyes themselves, it was assumed that B.T.’s vision problems must have come from brain damage caused by her accident (the report does not say what exactly happened in the…
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