DSM is a book of mental illness symptoms and diagnosis and it is used by mental health professionals to diagnose such illnesses
Diagnostic and Statistical Manual of Mental Disorders - apex
The DSM is the Diagnostic and Statistical Manual of Mental Disorders, used in the psychiatric field. The DSM 4 is the most recent publication, and contains classifications and listings of mental illness and psychiatric disorders.
DSM-V
Because that's what the chose to use.... Why don't you ask them?
DSM-4 WAS PUBLISHED IN 1994
I don't see it in the DSM II published in 1968. It is in the DSM III published in 1980.
Diagnostic and Statistical Manual of Mental Disorders
The DSM IV code 90808 is used for psychotherapy that is done on an individual basis. The individual session for the code 90808 is 75-85 minutes per person.
The DSM-IV definition of PMDD as a mental disorder is controversial because of fear that it could be used to justify prejudice or job discrimination against women.
Anankastic is an old terminology for Obsessive. Not used anymore in diagnostic disciplines (DSM and ICD).
DSM-IV codes are used specifically for classifying mental disorders for medical records and billing. ICD-10 codes are the newest set of medical billing codes that will need to be used beginning October 2015.
The DSM-IV is written and revised by the American Psychiatric Association.