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Lecture 5

PSYB32H3 Lecture Notes - Lecture 5: Dissociative Disorder, Anxiety Disorder, Aphonia

Course Code
Konstantine Zakzanis

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Lecture 5
Somatic Symptom Disorders and Dissociative Disorders
Somatic Symptom Disorders and Dissociative Disorders
Somatic Symptom disorders
o very common often misdiagnosed in the context of medical setting
o Bodily symptoms (mainly pains) that suggest a physical defect or dysfunction,
but no physiological basis can be found
Dissociative disorders
o Disruptions of consciousness, memory, and identity
o there isn’t a great deal of research about this disorder that exist, so we don’t
know much about them
Somatic Symptom Disorders
Illness Anxiety Disorder (Hypochondriac)
Functional neurological Symptom disorder (Conversion Disorder)
Somatic Symptom Disorder (Somatization Disorder)
Illness Anxiety Disorder
Illness anxiety disorder (Hypochondriasis) - introduced by DSM-5; it is used to be called
o Preoccupation with fears of having a serious illness despite medical reassurance
to the contrary.
o Beings in early adulthood
o Chronic course it lasts a long time
o Frequently consume medical services
o Cause: over reaction to ordinary physical sensations and minor abnormalities
o Patients make catastrophic interpretations of their symptoms
For example:
Correspondence from a former student
Functional Neurological Symptom Disorder (used to be CONVERSION DISORDER)
Neurological symptoms are produced unconsciously
Sensory or motor symptoms without any physiological cause
E.g., paralysis of arms, legs, seizures, visual disturbance, aphonia, anosmia
Usually begins in adolescence after life stressor
Person is unable to cope with anxiety is what bonds all these disorders together
Can end abruptly, but remission common
< 1% prevalence | More common in women than men
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