Sometimes 'disorder' means "behaving in a way that annoys other people".
https://www.mayoclinic.org/diseases-conditions/personality-d...
https://www.mayoclinic.org/diseases-conditions/personality-d...
https://www.crisiscareconcordat.org.uk/inspiration/meeting-t...
I think you've been unfairly downvoted. I don't think you're saying "people who have this label are annoying", I think you're saying "health care professionals who struggle with a patient are likely to say it's the patient's fault, because that patient has a PD".