It has been established that AIDS does not only affect the immune system of the body but also affects the central nervous system and leads to serious mental changes. The relationship between psychiatry and AIDS is one of the fields intensively investigated in our times. The most prominent psychiatric disorder associated with AIDS is dementia. This disorder is caused by the direct effect of AIDS on the nervous system. Of course we must not forget depression and anxiety disorder which are triggered by social and psychological factors.
Hypochondriasis refers to an excessive preoccupation of the person with falling ill or having a serious disease.