Identification of Post-Traumatic Stress Disorder in Adult Patients With Substance Use Disorders

Inclusion Criteria : * Patient aged 18 or over * Patient followed up at the adult Medical and Psychological Centre in the centres taking part in the study * Patient suffering from disorders related to the use of alcohol, cannabis, opiates, inhalants, sedatives, hypnotics, anxiolytics, stimulants, hallucinogens (all of these disorders will have been diagnosed by a doctor before or during follow-up according to DSM 5 criteria). * Patient aware of their substance use disorders * Patient informed and did not object to participating in the study Exclusion Criteria : * Patient previously diagnosed with PTSD or CPTSD * Patient agitated and/or aggressive * Patient under guardianship/curators * Patient who do not speak or understand French