Which diagnosis best fits duration, episodicity, and exclusions?
A
Posttraumatic stress disorder (PTSD)
Exposure to actual/threatened death, serious injury, or sexual violence (direct, witnessed, learning about close person, or repeated indirect exposure)
AA. Exposure to actual/threatened death, serious injury, or sexual violence (direct, witnessed, learning about close person, or repeated indirect exposure) B. ≥1 intrusion symptom: involuntary memories; nightmares; dissociative reactions (flashbacks); intense psychological distress; marked physiological reactions to trauma cues C. ≥1 persistent avoidance: avoidance of trauma-related internal stimuli or external reminders
BA. Emotional or behavioural symptoms in response to an identifiable stressor, within 3 months of stressor onset B. Clinically significant: marked distress disproportionate to stressor severity; or significant impairment in functioning C. Stress-related disturbance does not meet criteria for another mental disorder and is not exacerbation of existing disorder
Common specifiers
AWith dissociative symptoms (depersonalisation); With dissociative symptoms (derealisation); With delayed expression
BWith depressed mood; With anxiety; With mixed anxiety and depressed mood; With disturbance of conduct