Disorder
Acute Stress Disorder
Definition
Trauma-related
symptoms shortly
after a traumatic
event, lasting up to
one month
Emotional or
behavioural distress
following a
significant life
stressor
Fear of being in
places where
escape may be
di icult or help
unavailable
Manic episodes that
may occur with
depressive episodes
Hypomanic
episodes paired with
major depressive
episodes
Obsessive focus on
perceived physical
flaws
Cause
Traumatic stressors (ex.
Loss of loved one, car
accident)
Treatment Option
Trauma-focused
CBT, short-term
medication
Psychosocial stressors
(ex. change, stress)
Psychotherapy,
coping strategies,
medication
(dependant)
Panic history, anxiety
sensitivity
CBT, exposure
therapy, SSRIs
Biological,
psychological,
sociocultural factors
CBT, SSRIs
Chronic mood
fluctuations not
Prevalence- < 1%
meeting full bipolar
criteria
Depersonalization/
Persistent feelings
Derealization Disorder of detachment from
oneself or
Prevalence- 2%
surroundings
Depressive Disorder
Depression caused
Due to Another Medical directly by a medical
Condition
illness
Linked to temperament
and genetics
Psychotherapy and
mood stabilizers
stress, anxiety, or
trauma
CBT and grounding
techniques
neurological (ex. Stroke,
MS, Alzheimer’s) or
endocrine disorders
Treatment focuses
on the underlying
condition and
antidepressants
Trauma or stress
Psychotherapy
Prevalence- varies
Adjustment Disorder
Prevalence- common
Agoraphobia
Prevalence- 1%
Bipolar I Disorder
Prevalence- 0.6%
Bipolar II Disorder
Prevalence- 0.8%
Body Dysmorphic
Disorder
Prevalence- 2%
Cyclothymic Disorder
Prevalence- dependant
Dissociative Amnesia
Prevalence- NYD
Inability to recall
important personal
information, usually
related to trauma or
extreme stress
Genetic/neurobiological Mood stabilizers,
factors
antipsychotics,
psychotherapy
Genetics, stress
Mood stabilizers,
CBT
Dissociative Identity
Disorder
Prevalence- 1%
Disruptive Mood
Dysregulation Disorder
Prevalence- 2-5%
Functional
Neurological Disorder
Prevalence- rare
Generalized Anxiety
Disorder (GAD)
Prevalence- 6-20%
lifetime
Illness Anxiety Disorder
Prevalence- 1-10%
Major Depressive
Disorder (MDD)
Prevalence- 5%
globally
Obsessive-Compulsive
Disorder (OCD)
Prevalence- 1-3%
Panic Disorder
Prevalence- 2-3%
Persistent Depressive
Disorder (Dysthymia)
Prevalence- 1-2%
Postpartum
Depression
Presence of two or
more identity states
with memory gaps
Associated with severe
early childhood trauma
(ex. Abuse).
long-term traumafocused therapy
Severe temper
outbursts and
chronic irritability in
children
Neurological
symptoms without a
medical explanation
Influenced by genetic
and environmental
factors.
behavioral therapy
and parent training.
psychological stress or
conflict
CBT and
physiotherapy
Excessive,
uncontrollable
worry lasting at least
six months
genetics and
neurotransmitter
imbalance
CBT and
SSRIs/SNRIs
Persistent fear of
having a serious
illness despite
reassurance
Persistent
depressed mood,
loss of interest, and
fatigue
anxiety sensitivity
CBT, education, and
reassurance
genetic, biological, and
environmental factors
antidepressants,
CBT, and ECT
(dependant)
Intrusive thoughts
(obsessions) and
repetitive
behaviours
(compulsions)
Recurrent,
unexpected panic
attacks
Chronic depressive
symptoms lasting
two years or more
brain circuitry
di erences and
genetics
ERP, CBT, and SSRIs
genetic vulnerability
and stress
CBT, SSRIs,
benzodiazepines
long-term biological
and psychosocial
factors
psychotherapy and
antidepressants
Depression
occurring after
childbirth
hormonal changes and
stress
therapy, SSRIs, and
social support
Re-experiencing
trauma, avoidance,
and hyperarousal
after trauma
exposure
Trauma (ex. veterans
post war)
trauma-focused CBT,
EMDR, and SSRIs
Prevalence-10-15%
Post- Traumatic Stress
Disorder
Prevalence- 3-4%
Premenstrual
Dysphoric Disorder
Severe mood
symptoms before
menstruation
hormonal sensitivity
SSRIs and hormonal
treatments
Depression related
to seasonal
changes, especially
reduced sunlight
Seasonal change
light therapy and CBT
Excessive fear of
separation from
attachment figures,
Prevalence- common
most common in
in children
children
Social Anxiety Disorder Intense fear of
social situations
Prevalence- 7%
and negative
evaluation
Somatic Symptom
Distressing physical
Disorder
symptoms with
excessive concern
Prevalence- 5-7%
or anxiety
Specific Phobias
Extreme fear of
specific objects or
Prevalence- 9%
situations
Substance/Medication- Depressive
Induced Depressive
symptoms caused
Disorder
by substance use,
withdrawal, or
Prevalence- varies
medication side
e ects
genetics and
attachment issues
CBT and family
therapy
Influenced by genetics
and learning
experiences
CBT, SSRIs, and
beta-blockers
Caused by
psychological and
biological factors
CBT and symptom
management
Often caused by
conditioning or trauma
Treated with
exposure therapy
Substance use,
medication side e ects,
withdrawal
Treated by stopping
the substance when
possible and using
therapy or
antidepressants
Prevalence- 3-8%
Seasonal A ective
Disorder
Prevalence- 15% mild,
2-3% severe (in
Canadians)
Separation Anxiety
Disorder
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