NCIt definition : An anxiety disorder precipitated by an experience of intense fear or horror while
exposed to a traumatic (especially life-threatening) event. The disorder is characterized
by intrusive recurring thoughts or images of the traumatic event; avoidance of anything
associated with the event; a state of hyperarousal and diminished emotional responsiveness.
These symptoms are present for at least one month and the disorder is usually long-term.;
Alternative definition : NCI-GLOSS: An anxiety disorder that develops in reaction to physical injury or severe
mental or emotional distress, such as military combat, violent assault, natural disaster,
or other life-threatening events. Having cancer may also lead to post-traumatic stress
disorder. Symptoms interfere with day-to-day living and include reliving the event
in nightmares or flashbacks; avoiding people, places, and things connected to the
event; feeling alone and losing interest in daily activities; and having trouble concentrating
and sleeping.;
Codes from synonyms : CDR0000440111; CDR0000440112;