Betegnelsen kompleks PTSD benyttes ofte i klinisk sammenheng , men er p.t. ingen egen diagnose i ICD-10. Bakgrunn for betegnelsen er at pasienter som har opplevd traumatisering i barndom og oppvekst eller omfattende gjentakende overveldende hendelser i voksenlivet, ofte har symptomer ut over symptomene for PTSD. Symptomene som kommer i tillegg til PTSD-symptomene er som følger:
Kompleks PTSD (6B41)
Kompleks PTSD innføres som diagnose i ICD-11 og beskrives som følger:
«Complex post-tramatic stress disorder (Complex PTSD) is a disorder that may develop following exposure to an event or series of events of an extremely threatening or horrific nature, most commonly prolonged or repetitive events form which escape is difficult or impossible (e.g. torture, slavery, genocide campaigns, prolonged domestic violoence, repeated childhood sexual or physical abuse). The disorder is characterized by the core symptomes of PTSD; that is, all diagnostic requirements for PTSD have been met at some point during the course of the disorder. In addition, Complex PTSD is characterized by 1) severe and pervasive problems in affect regulation; 2) persistent beliefs about oneself as diminished, defeated and worthless, accompanied by deep and pervasive feelings of shame, guilt og failure related to the traumatic event; and 3) persistent difficulties in sustaining relationships and in feeling close to others. The disturbance causes significant impairment in personal, family, social, educational, occupational or other important areas of functioning».