Favorite Misdiagnoses Explained: Coprolalia

Coprolalia is involuntary swearing or the involuntary utterance of obscene words or socially inappropriate and derogatory remarks. This was often misdiagnosed as Tourette syndrome. That is, until cases of deaf patients swearing in sign language were seen, showing that coprolalia is not just a consequence of the short and sudden sound pattern of many swear words but is, in fact, just another way to relax.