Psychosurgery is used in
Psychosurgery can be used in the treatment of OCD that has become intractable and is not responding to other methods of treatment. The best responders are usually those who have significantly associated depression, although pure obsessives also respond. The main benefit is the marked reduction in associated distress and severe anxiety. (Ref: a sho textbook of psychiatry, Niraj Ahuja, 7th edition, pg no.98)
Phobia
Generalized anxiety
OCD
Depression
Treatment in psychiatry