idk whats wrong with me...help...

So when i was younger i was molested...i was diagnosed with PTSD, depression and anxiety and im just noticing now i have a fear of being alone, like i always need to be in a relationship and/or i cant be alone for hours or i start freakig out...whats wrong with me...my mom left for the night and my bf wont talk to me on the phone cuz hes too busy and im in complete tears...help..