The warning signs of a disorder can vary widely.
"However, other validators are needed: family history and studies that follow the course of a disorder.
But the theory does suggest that a stretch of insomnia may not be evidence of a disorder.
Another user wrote of a disorder involving a compulsion to pluck one's eyebrows and lashes until only bloody clumps remain.
The future of pharmaceuticals lies in drugs that treat not just symptoms, but the underlying cause of a disorder.
And if it is the latter, should it simply be considered the person's style or could it be part of a disorder in need of treatment?
Then another of the original players, the violinist Heime Müller quit because of a disorder in his left hand, diagnosed as focal dystonia.
He's exactly the same person as he was before the psychiatric evaluation, why would a diagnosis of a disorder make him suddenly unsuitable if he wasn't before?
Much of the time she is in the throes of a disorder played out in public with no duty of care from her editors.
If you think Trump is completely unsuited to being president because of all that he does, a diagnosis of a disorder shouldn't be necessary.
Michael Isaac, a consultant and senior lecturer in psychiatry at Lewisham University Hospital in London, says the very existence of a disorder known as FSD is contentious.
