Definition
Post-Traumatic Stress Disorder — a psychiatric condition that may develop after exposure to a traumatic event, characterized by intrusive memories, avoidance, negative mood changes, and altered arousal/reactivity. Affects roughly 6% of U.S. adults in their lifetime.
Related Terms
Ketamine-Assisted Therapy
A clinical protocol in which sub-anesthetic doses of ketamine are administered (IV, IM, oral, or intranasal) under medical supervision to treat depression, PTSD, anxiety, or chronic pain — typically combined with structured psychotherapy.
Treatment-Resistant Depression (TRD)
A subtype of major depressive disorder defined by inadequate response to at least two adequate trials of antidepressant medications from different classes.
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