Which type of anxiety disorder occurs after a violent or extremely negative event and can cause acute anxiety or nervousness, nightmares, flashbacks, insomnia, and a state of dissociation?

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Post-traumatic stress disorder (PTSD) is a type of anxiety disorder that can occur after experiencing or witnessing a traumatic event, such as violence or a natural disaster. Symptoms include acute anxiety, nightmares, flashbacks, insomnia, and a feeling of dissociation. Seasonal affective disorder, obsessive-compulsive disorder, and generalized anxiety disorder do not involve a direct connection to a traumatic event.

Which Type of Anxiety Disorder Occurs After a Violent or Extremely