Causes of personality disorders ?

https://www.google.com/search?q=Causes+of+personal...

With the above information you should be able to see it more clearly.

They CAN help cause them, making them contributing factors,  but there is no causal relationship.

General opinion on that:  more or less, depending on other mitigating factors such as kind parents, good nutrition, and successful therapy.  If you're asking for yourself or a friend, https://www.hopefortheheart.org/ and https://www.befrienders.org/ are good places to ask about counseling.

"Understanding Yourself" by Mark Prophet is also hopeful.

i think its possible