At a glance
PTSD can follow exposure to actual or threatened death, serious injury or sexual violence. Core features include intrusions, avoidance, negative alterations in cognition/mood and hyperarousal lasting beyond a month and impairing life.
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Scores are the atlas’s 0–100 teaching marks for each topic. They are not a diagnosis, a dose or a treatment choice.
Reading checklist
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PTSD · tagline
Trauma memory, hyperarousal and avoidance — how threat learning overgeneralises and how evidence-based care supports recovery.
PTSD · PTSD can follow exposure to actual or threatened death, serious
PTSD can follow exposure to actual or threatened death, serious injury or sexual violence. Core features include intrusions, avoidance, negative alterations in cognition/mood and hyperarousal lasting beyond a month and impairing life.
PTSD · Not everyone exposed to trauma develops PTSD
Not everyone exposed to trauma develops PTSD. Biology, prior adversity, social support and care access shape risk. Trauma-focused therapies have strong evidence; this page is educational, not treatment.
PTSD · Educational neuroscience context only — not medical advice, diag
Educational neuroscience context only — not medical advice, diagnosis or a substitute for emergency or clinical care. If you are in crisis, seek local emergency services or a licensed clinician.
This is education from the atlas. It does not diagnose and does not prescribe a dose. It does not replace the full topic page.
What is the next question after this?
Not everyone exposed to trauma develops PTSD. Biology, prior adversity, social support and care access shape risk. Trauma-focused therapies have strong evidence; this page is educational, not treatment.
Does this page rank people or nations?
This is education from the atlas. It does not diagnose and does not prescribe a dose. It does not replace the full topic page.
Where is the longer entry?
Educational neuroscience context only — not medical advice, diagnosis or a substitute for emergency or clinical care. If you are in crisis, seek local emergency services or a licensed clinician.