I think you should email this psychiatrist and ask if she can point you in the right direction. She has a special interest in PTSD.
You never know unless you try and the worst that could happen is she doesn't answer you or she says she can't help.
http://tulane.edu/som/departments/ps...johnson-md.cfm
Janet E. Johnson, M.D.
Dept. of Psychiatry & Neurology
Associate Professor
1430 Tulane Avenue, SL - 48
New Orleans, LA, 70112