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Post-Traumatic Stress Disorder (PTSD)
from
NATIONAL INSTITUTE OF MENTAL
HEALTH
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TABLE OF
CONTENTS
·
What is post-traumatic
stress disorder, or PTSD?
·
Who gets PTSD?
·
What are the symptoms of PTSD?
·
Do children react
differently than adults?
·
How is PTSD detected?
·
Why do some people get PTSD and other people do not?
·
How is PTSD treated?
·
Psychotherapy
·
Medications
·
Other medications
·
Treatment after mass trauma
·
What efforts are under way
to improve the detection and treatment of PTSD?
·
How can I help a friend or relative who has PTSD?
·
How can I help myself?
·
Where can I go for help?
·
What if I or someone I know
is in crisis?
·
Citations
·
For more
information on post-traumatic stress disorder (PTSD)
What is
post-traumatic stress disorder, or PTSD?
PTSD is
an anxiety disorder that some people get after seeing or living through
a dangerous event.
When in
danger, it’s natural to feel afraid. This fear triggers many
split-second changes in the body to prepare to defend against the danger
or to avoid it. This “fight-or-flight” response is a healthy reaction
meant to protect a person from harm. But in PTSD, this reaction is
changed or damaged. People who have PTSD may feel stressed or frightened
even when they’re no longer in danger.
Who gets PTSD?
Anyone
can get PTSD at any age. This includes war veterans and survivors of
physical and sexual assault, abuse, accidents, disasters, and many other
serious events.
Not
everyone with PTSD has been through a dangerous event. Some people get
PTSD after a friend or family member experiences danger or is harmed.
The sudden, unexpected death of a loved one can also cause PTSD.
What are the symptoms of PTSD?
PTSD can
cause many symptoms. These symptoms can be grouped into three
categories:
1.
Re-experiencing symptoms:
-
Flashbacks—reliving the trauma over and over, including physical
symptoms like a racing heart or sweating
-
Bad
dreams
-
Frightening thoughts.
Re-experiencing symptoms may cause problems in a person’s everyday
routine. They can start from the person’s own thoughts and feelings.
Words, objects, or situations that are reminders of the event can also
trigger re-experiencing.
2. Avoidance symptoms:
-
Staying away from places, events, or objects that are reminders of
the experience
-
Feeling emotionally numb
-
Feeling strong guilt, depression, or worry
-
Losing interest in activities that were enjoyable in the past
-
Having trouble remembering the dangerous event.
Things
that remind a person of the traumatic event can trigger avoidance
symptoms. These symptoms may cause a person to change his or her
personal routine. For example, after a bad car accident, a person who
usually drives may avoid driving or riding in a car.
3. Hyperarousal symptoms:
-
Being easily startled
-
Feeling tense or “on edge”
-
Having difficulty sleeping, and/or having angry outbursts.
Hyperarousal symptoms are usually constant, instead of being triggered
by things that remind one of the traumatic event. They can make the
person feel stressed and angry. These symptoms may make it hard to do
daily tasks, such as sleeping, eating, or concentrating.
It’s
natural to have some of these symptoms after a dangerous event.
Sometimes people have very serious symptoms that go away after a few
weeks. This is called acute stress disorder, or ASD. When the symptoms
last more than a few weeks and become an ongoing problem, they might be
PTSD. Some people with PTSD don’t show any symptoms for weeks or months.
Do children react
differently than adults?
Children
and teens can have extreme reactions to trauma, but their symptoms may
not be the same as adults.1 In very young children, these
symptoms can include:
-
Bedwetting, when they’d learned how to use the toilet before
-
Forgetting how or being unable to talk
-
Acting out the scary event during playtime
-
Being unusually clingy with a parent or other adult.
Older
children and teens usually show symptoms more like those seen in adults.
They may also develop disruptive, disrespectful, or destructive
behaviors. Older children and teens may feel guilty for not preventing
injury or deaths. They may also have thoughts of revenge. For more
information, see the NIMH booklets on helping children cope with
violence and disasters.
How is PTSD detected?
A doctor
who has experience helping people with mental illnesses, such as a
psychiatrist or psychologist, can diagnose PTSD. The diagnosis is made
after the doctor talks with the person who has symptoms of PTSD.
To be
diagnosed with PTSD, a person must have all of the following for at
least 1 month:
-
At
least one re-experiencing symptom
-
At
least three avoidance symptoms
-
At
least two hyperarousal symptoms
-
Symptoms that make it hard to go about daily life, go to school or
work, be with friends, and take care of important tasks.
Why do
some people get PTSD and other people do not?
It is
important to remember that not everyone who lives through a dangerous
event gets PTSD. In fact, most will not get the disorder.
Many
factors play a part in whether a person will get PTSD. Some of these are
risk factors that make a person more likely to get PTSD. Other
factors, called resilience factors, can help reduce the risk of
the disorder. Some of these risk and resilience factors are present
before the trauma and others become important during and after a
traumatic event.
Risk
factors
for PTSD include:2
-
Living through dangerous events and traumas
-
Having a history of mental illness
-
Getting hurt
-
Seeing people hurt or killed
-
Feeling horror, helplessness, or extreme fear
-
Having little or no social support after the event
-
Dealing with extra stress after the event, such as loss of a loved
one, pain and injury, or loss of a job or home.
Resilience factors
that may reduce the risk of PTSD include:3
-
Seeking out support from other people, such as friends and family
-
Finding a support group after a traumatic event
-
Feeling good about one’s own actions in the face of danger
-
Having a coping strategy, or a way of getting through the bad event
and learning from it
-
Being able to act and respond effectively despite feeling fear.
Researchers are studying the importance of various risk and resilience
factors. With more study, it may be possible someday to predict who is
likely to get PTSD and prevent it.
How is PTSD treated?
The main
treatments for people with PTSD are psychotherapy (“talk” therapy),
medications, or both. Everyone is different, so a treatment that works
for one person may not work for another. It is important for anyone with
PTSD to be treated by a mental health care provider who is experienced
with PTSD. Some people with PTSD need to try different treatments to
find what works for their symptoms.
If
someone with PTSD is going through an ongoing trauma, such as being in
an abusive relationship, both of the problems need to be treated. Other
ongoing problems can include panic disorder, depression, substance
abuse, and feeling suicidal.
Psychotherapy
Psychotherapy is “talk” therapy. It involves talking with a mental
health professional to treat a mental illness. Psychotherapy can occur
one-on-one or in a group. Talk therapy treatment for PTSD usually lasts
6 to 12 weeks, but can take more time. Research shows that support from
family and friends can be an important part of therapy.
Many
types of psychotherapy can help people with PTSD. Some types target the
symptoms of PTSD directly. Other therapies focus on social, family, or
job-related problems. The doctor or therapist may combine different
therapies depending on each person’s needs.
One
helpful therapy is called cognitive behavioral therapy, or CBT.
There are several parts to CBT, including:
-
Exposure therapy.
This therapy helps people face and control their fear. It exposes
them to the trauma they experienced in a safe way. It uses mental
imagery, writing, or visits to the place where the event happened.
The therapist uses these tools to help people with PTSD cope with
their feelings.
-
Cognitive restructuring.
This therapy helps people make sense of the bad memories. Sometimes
people remember the event differently than how it happened. They may
feel guilt or shame about what is not their fault. The therapist
helps people with PTSD look at what happened in a realistic way.
-
Stress inoculation training.
This therapy tries to reduce PTSD symptoms by teaching a person how
to reduce anxiety. Like cognitive restructuring, this treatment
helps people look at their memories in a healthy way.
Other
types of treatment can also help people with PTSD. People with PTSD
should talk about all treatment options with their therapist.
How
Talk Therapies Help People Overcome PTSD
Talk
therapies teach people helpful ways to react to frightening events that
trigger their PTSD symptoms. Based on this general goal, different types
of therapy may:
-
Teach about trauma and its effects.
-
Use
relaxation and anger control skills.
-
Provide tips for better sleep, diet, and exercise habits.
-
Help
people identify and deal with guilt, shame, and other feelings about
the event.
-
Focus on changing how people react to their PTSD symptoms. For
example, therapy helps people visit places and people that are
reminders of the trauma.
Medications
The U.S.
Food and Drug Administration (FDA) has approved two medications for
treating adults with PTSD:
-
sertraline (Zoloft)
-
paroxetine (Paxil)
Both of
these medications are antidepressants, which are also used to
treat depression. They may help control PTSD symptoms such as sadness,
worry, anger, and feeling numb inside. Taking these medications may make
it easier to go through psychotherapy.
Sometimes people taking these medications have side effects. The effects
can be annoying, but they usually go away. However, medications affect
everyone differently. Any side effects or unusual reactions should be
reported to a doctor immediately.
The most
common side effects of antidepressants like sertraline and paroxetine
are:
-
Headache, which usually goes away within a few days.
-
Nausea (feeling sick to your stomach), which usually goes away
within a few days.
-
Sleeplessness or drowsiness, which may occur during the first few
weeks but then goes away. Sometimes the medication dose needs to be
reduced or the time of day it is taken needs to be adjusted to help
lessen these side effects.
-
Agitation (feeling jittery).
-
Sexual problems, which can affect both men and women, including
reduced sex drive, and problems having and enjoying sex.
FDA
Warning on Antidepressants
Despite
the relative safety and popularity of SSRIs and other antidepressants,
some studies have suggested that they may have unintentional effects on
some people, especially adolescents and young adults. In 2004, the Food
and Drug Administration (FDA) conducted a thorough review of published
and unpublished controlled clinical trials of antidepressants that
involved nearly 4,400 children and adolescents. The review revealed that
4 percent of those taking antidepressants thought about or attempted
suicide (although no suicides occurred), compared to 2 percent of those
receiving placebos.
This
information prompted the FDA, in 2005, to adopt a “black box” warning
label on all antidepressant medications to alert the public about the
potential increased risk of suicidal thinking or attempts in children
and adolescents taking antidepressants. In 2007, the FDA proposed that
makers of all antidepressant medications extend the warning to include
young adults up through age 24. A “black box” warning is the most
serious type of warning on prescription drug labeling.
The
warning emphasizes that patients of all ages taking antidepressants
should be closely monitored, especially during the initial weeks of
treatment. Possible side effects to look for are worsening depression,
suicidal thinking or behavior, or any unusual changes in behavior such
as sleeplessness, agitation, or withdrawal from normal social
situations. The warning adds that families and caregivers should also be
told of the need for close monitoring and report any changes to the
physician. The latest information can be found on the
FDA Web site.
Results
of a comprehensive review of pediatric trials conducted between 1988 and
2006 suggested that the benefits of antidepressant medications likely
outweigh their risks to children and adolescents with major depression
and anxiety disorders.4 The study was funded in part by the
National Institute of Mental Health.
Other medications
Doctors
may also prescribe other types of medications, such as the ones listed
below. There is little information on how well these work for people
with PTSD.
-
Benzodiazepines.
These medications may be given to help people relax and sleep.
People who take benzodiazepines may have memory problems or become
dependent on the medication.5
-
Antipsychotics.
These medications are usually given to people with other mental
disorders, like schizophrenia. People who take antipsychotics may
gain weight and have a higher chance of getting heart disease and
diabetes.
-
Other antidepressants.
Like sertraline and paroxetine, the antidepressants fluoxetine
(Prozac) and citalopram (Celexa) can help people with PTSD feel less
tense or sad. For people with PTSD who also have other anxiety
disorders or depression, antidepressants may be useful in reducing
symptoms of these co-occurring illnesses.
Treatment after
mass trauma
Sometimes large numbers of people are affected by the same event. For
example, a lot of people needed help after Hurricane Katrina in 2005 and
the terrorist attacks of September 11, 2001. Most people will have some
PTSD symptoms in the first few weeks after events like these. This is a
normal and expected response to serious trauma, and for most people,
symptoms generally lessen with time. Most people can be helped with
basic support, such as:
-
Getting to a safe place
-
Seeing a doctor if injured
-
Getting food and water
-
Contacting loved ones or friends
-
Learning what is being done to help.
But some
people do not get better on their own. A study of Hurricane Katrina
survivors found that, over time, more people were having problems with
PTSD, depression, and related mental disorders.6 This pattern
is unlike the recovery from other natural disasters, where the number of
people who have mental health problems gradually lessens. As communities
try to rebuild after a mass trauma, people may experience ongoing stress
from loss of jobs and schools, and trouble paying bills, finding
housing, and getting health care. This delay in community recovery may
in turn delay recovery from PTSD.
In the
first couple weeks after a mass trauma, brief versions of CBT may be
helpful to some people who are having severe distress.7
Sometimes other treatments are used, but their effectiveness is not
known. For example, there is growing interest in an approach called
psychological first aid. The goal of this approach is to make people
feel safe and secure, connect people to health care and other resources,
and reduce stress reactions.8 There are guides for carrying
out the treatment, but experts do not know yet if it helps prevent or
treat PTSD.
In
single-session psychological debriefing, another type of mass
trauma treatment, survivors talk about the event and express their
feelings one-on-one or in a group. Studies show that it is not likely to
reduce distress or the risk for PTSD, and may actually increase distress
and risk.9
Mass
Trauma Affects Hospitals and Other Providers
Hospitals, health care systems, and health care providers are also
affected by a mass trauma. The number of people who need immediate
physical and psychological help may be too much for health systems to
handle. Some patients may not find help when they need it because
hospitals do not have enough staff or supplies. In some cases, health
care providers themselves may be struggling to recover as well.
NIMH
scientists are working on this problem. For example, researchers are
testing how to give CBT and other treatments using the phone and the
Internet. In one study, people with PTSD met with a therapist to learn
about the disorder, made a list of things that trigger their symptoms,
and learned basic ways to reduce stress. After this meeting, the
participants could visit a Web site with more information about PTSD.
Participants could keep a log of their symptoms and practice coping
skills. Overall, the researchers found the Internet-based treatment
helped reduce symptoms of PTSD and depression.10 These
effects lasted after treatment ended.
Researchers will carry out more studies to find out if other such
approaches to therapy can be helpful after mass trauma.
What efforts are under way to improve the detection and treatment of
PTSD?
Researchers have learned a lot in the last decade about fear, stress,
and PTSD. Scientists are also learning about how people form memories.
This is important because creating very powerful fear-related memories
seems to be a major part of PTSD. Researchers are also exploring how
people can create “safety” memories to replace the bad memories that
form after a trauma. NIMH’s goal in supporting this research is to
improve treatment and find ways to prevent the disorder.
PTSD
research also includes the following examples:
-
Using powerful new research methods, such as brain imaging and the
study of genes, to find out more about what leads to PTSD, when it
happens, and who is most at risk.
-
Trying to understand why some people get PTSD and others do not.
Knowing this can help health care professionals predict who might
get PTSD and provide early treatment.
-
Focusing on ways to examine pre-trauma, trauma, and post-trauma risk
and resilience factors all at once.
-
Looking for treatments that reduce the impact traumatic memories
have on our emotions.
-
Improving the way people are screened for PTSD, given early
treatment, and tracked after a mass trauma.
-
Developing new approaches in self-testing and screening to help
people know when it’s time to call a doctor.
-
Testing ways to help family doctors detect and treat PTSD or refer
people with PTSD to mental health specialists.
For more
information on PTSD research, please see NIMH’s
PTSD Research online Fact Sheet or
the
PTSD Clinical Trials Web site.
How can I
help a friend or relative who has PTSD?
If you
know someone who has PTSD, it affects you too. The first and most
important thing you can do to help a friend or relative is to help him
or her get the right diagnosis and treatment. You may need to make an
appointment for your friend or relative and go with him or her to see
the doctor. Encourage him or her to stay in treatment, or to seek
different treatment if his or her symptoms don’t get better after 6 to 8
weeks.
To help
a friend or relative, you can:
-
Offer emotional support, understanding, patience, and encouragement.
-
Learn about PTSD so you can understand what your friend or relative
is experiencing.
-
Talk
to your friend or relative, and listen carefully.
-
Listen to feelings your friend or relative expresses and be
understanding of situations that may trigger PTSD symptoms.
-
Invite your friend or relative out for positive distractions such as
walks, outings, and other activities.
-
Remind your friend or relative that, with time and treatment, he or
she can get better.
Never
ignore comments about your friend or relative harming him or herself,
and report such comments to your friend’s or relative’s therapist or
doctor.
How can I help myself?
It may
be very hard to take that first step to help yourself. It is important
to realize that although it may take some time, with treatment, you can
get better.
To help
yourself:
-
Talk
to your doctor about treatment options.
-
Engage in mild activity or exercise to help reduce stress.
-
Set
realistic goals for yourself.
-
Break up large tasks into small ones, set some priorities, and do
what you can as you can.
-
Try
to spend time with other people and confide in a trusted friend or
relative. Tell others about things that may trigger symptoms.
-
Expect your symptoms to improve gradually, not immediately.
-
Identify and seek out comforting situations, places, and people.
Where can I go for
help?
If you
are unsure where to go for help, ask your family doctor. Others who can
help are listed below.
Mental health resources
-
Mental health specialists, such as psychiatrists, psychologists,
social workers, or mental health counselors
-
Health maintenance organizations
-
Community mental health centers
-
Hospital psychiatry departments and outpatient clinics
-
Mental health programs at universities or medical schools
-
State hospital outpatient clinics
-
Family services, social agencies, or clergy
-
Peer
support groups
-
Private clinics and facilities
-
Employee assistance programs
-
Local medical and/or psychiatric societies.
You can
also check the phone book under “mental health,” “health,” “social
services,” “hotlines,” or “physicians” for phone numbers and addresses.
An emergency room doctor can also provide temporary help and can tell
you where and how to get further help.
What if I or someone
I know is in crisis?
If you
are thinking about harming yourself, or know someone who is, tell
someone who can help immediately:
-
Call
your doctor.
-
Call
911 or go to a hospital emergency room to get immediate help or ask
a friend or family member to help you do these things.
-
Call
the toll-free, 24-hour hotline of the National Suicide Prevention
Lifeline at 1–800–273–TALK (1–800–273–8255); TTY: 1–800–799–4TTY
(4889) to talk to a trained counselor.
-
Make
sure you or the suicidal person is not left alone.
Citations
1.
Hamblen J.
PTSD in Children and Adolescents: A National
Center for PTSD Fact Sheet. Accessed Veterans Administration
Web site on February 10, 2006.
2.Brewin
CR, Andrews B, Valentine JD. Meta-analysis of risk factors for
posttraumatic stress disorder in trauma-exposed adults. J Consult
Clin Psychol. 2000 Oct;68(5):748-66.
3.Charney
DS. Psychobiological mechanisms of resilience and vulnerability:
implications for successful adaptation to extreme stress. Am J
Psychiatry. 2004 Feb;161(2):195-216.
4.Bridge
JA, Iyengar S, Salary CB, Barbe RP, Birmaher B, Pincus HA, Ren L, Brent
DA. Clinical response and risk for reported suicidal ideation and
suicide attempts in pediatric antidepressant treatment, a meta-analysis
of randomized controlled trials. Journal of the American Medical
Association, 2007; 297(15): 1683-1696.
5.PTSD
Pharmacotherapy: VA/DoD Clinical Practice Guidelines.
Accessed on June 8, 2007.
6.Kessler
RC, Galea S, Gruber MJ, Sampson NA, Ursano RJ, Wessely S. Trends in
mental illness and suicidality after Hurricane Katrina. Mol
Psychiatry. 2008 Apr;13(4):374-84. Epub 2008 Jan 8
7.
Foa EB, Cahill SP, Boscarino JA, Hobfoll SE, Lahad M, McNally RJ,
Solomon Z. Social, psychological, and psychiatric interventions
following terrorist attacks: recommendations for practice and research.
Neuropsychopharmacology. 2005 Oct;30(10):1806-17.
8.Watson
PJ, Shalev AY. Assessment and treatment of adult acute responses to
traumatic stress following mass traumatic events. CNS Spectr.
2005 Feb;10(2):123-31.
9.Rose
S, Bisson J, Churchill R, Wessely S. Psychological debriefing for
preventing post traumatic stress disorder (PTSD). Cochrane Database
Syst Rev. 2002 (2):CD000560.
10.Litz
BT, Engel CC, Bryant RA, Papa A. A Randomized, Controlled
Proof-of-Concept Trial of an Internet-Based, Therapist-Assisted
Self-Management Treatment for Posttraumatic Stress Disorder. Am J
Psychiatry. 2007 Nov;164(11):1676-84.
For more information on post-traumatic stress disorder (PTSD)
Visit
the National Library of Medicine’s:
MedlinePlus or
En Español:
For
information on
clinical trials for PTSD
National
Library of Medicine
Clinical Trials Database
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