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Lecture 14

PSYC 1001 Lecture 14: Psychological Disorders Day 2


Department
Psychology
Course Code
PSYC 1001
Professor
Pamela Miller
Lecture
14

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Psychological Disorders
Obsessive-Compulsive Disorder
o Presence of obsessions and/or compulsions
Obsessions: unwanted/upsetting thoughts
Compulsions: irrational rituals repeated in an effort to control
anxiety
o Recognition that obsession/compulsions are excessive
o Significant distress due to obsessions/compulsions
o Lifetime prevalence: 1-2%, equal between men and women, equally
common in children and adults
Acute Stress Disorder
o Immediate short term reaction to life threatening trauma (over two days
but under 4 weeks) from things like death, car crash, natural disaster
o Response to event was fear, helplessness or horror
o Traumatic event is persistently re-experienced
o Avoidance of reminders of trauma-can’t recall events around the trauma
o Increased arousal-always on guard
o Significant distress or impairment
o Is being questioned because it’s such a short cycle and is an emotion that a
lot of people feel
Post-Traumatic Stress Disorder (PTSD)
o All symptoms from acute distress disorder
o Last longer than 4 weeks
Acute: less than three months but more than 1 month
Chronic: more than 3 months
Delayed onset: onset 6 months after trauma
o Prevalence: 8%, is 2x more common in women than in men-think of men
soldiers who have this but PTSD is more diagnosable and more common in
women because of domestic violence, rape etc.
Mood
Major Depressive Episode
o Depressed mood most of the day (nearly every day) **
o Diminished interest or pleasure in activities (nearly every day) **
o Have to have one of these
o Significant weigt loss or weight gain
o Insomnia or hypersomnia
o Restlessness or lethargy
o Fatigue or loss of energy
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