It is not uncommon for individuals who are afflicted with a mental health issue to also have a co-occurring substance abuse disorder. Frankly, it is more prevalent than one would imagine and a lot of people currently in drug treatment programs in Petersburg may have psychological issues which have just simply been undiagnosed. Treatment experts at successful alcohol and drug treatment facilities in Petersburg know how to spot individuals with co-occurring mental health and substance abuse disorders so that both concerns can be simultaneously addressed while the individual is in treatment. Due to the fact both need to be addressed, the client should not leave treatment until they are mentally stable, not just abstinent.