Yes, and 'hysteria' was once a diagnosis too. That was not the point that was made. The point was that it is somehow still a valid one today, just not a valid term. It is not a valid diagnosis. It's not just about word choice.

1. Invent a new name for an undesirable condition

2. People start using this name as an insult

3. Get offended that an insult is used to refer to people with said condition

4. Go back to 1