In this chapter, the somatic symptom disturbances and the dissociative disorders will be discussed. In somatic symptom disorders , people have physical complaints, without an organic cause. Often the pain comes through painful emotions, thoughts or memories. In dissociative disorders , people develop several independent personalities, as a result of which they suffer from memory loss. This is because some personalities do not communicate with each other, as it were.Somatic symptom disorders symptom disturbancesThe problem with somatic is that it is difficult to determine whether the symptoms have an organic or psychological cause. Often people’s symptoms do not correspond to a physiological process associated with these symptoms. If this is the case, it is assumed that psychological factors are of influence. Another possibility is that people do have a physical illness, but that they still must be discovered or simply can not be found.The people who have this disorder really feel the pain. It is not that they can influence or control their symptoms.5 types of somatic symptom disorders are distinguished:Somatic symptomdisorder Illness anxiety disorder (formerly this was hypochondria)Conversivedisorder Factitious disorderPsychological factors that influence other medical conditions (sometimes called psychosomatic disorder)Somatic symptom disorder and Illness Anxiety DisorderSomeone with a somatic symptom disorder has one or more physical symptoms that he or she worries about, and the person spends a lot of time thinking about these symptoms and looking for medical care. It can be pain symptoms, neurological symptoms, gastrointestinal symptoms or symptoms that affect any part of the body. People with somatic symptom disorder have concerns about their health that are excessive given their current physical health. The concerns also continue to exist when they have evidence that they are healthy and interfere with their daily functioning...