PSYC 451B Study Guide - Midterm Guide: Aboulia, Frontal Lobe, Bipolar Disorder
24 Aug 2016
School
Department
Course
Professor
Emotion/Behaviour
Potential
Neurological Cause
Differentiation from
psychiatric
condition
Potential psychiatric
cause
Differentiation form
neurological cause
Pseudo-bulbar
{affect/affective
incontinence;
uncontrollable
laughing and crying}
Bilateral Disruption of
the cortico-bulbar
tracts
In the neurological
case, no associated
affect is experienced
by the patient,
internally —
redirection to neutral
topics stops affective
EX.
bipolar disorder
could be the cause
— predominantly
manic {rather than
sad, in the case of
cortico-bulbar }
Confirm history of
psychotic disorder, cyclical
affective disorder of
patient or family (close
family) — no lesions,
history of stroke,
significant atrophy, and
other neurodegenerative
disorders noticed.
Impulsivity —
Disinhibition Disorder
Frontal-lobe
disruption,
particularly in orbito-
frontal
significant change in
social appropriateness
— following a
neurological disorder
or injury — minimal
hyperactivity/sleep
disturbance
bipolar disorder could
be the cause
— predominantly
manic
History of Bipolar
disorder —
associated insomnia,
irritability, pressured
speech, and
hyperactivity {as
opposed to Neuro}
Abulia — lack of
initiation and
motivation
Frontal-lobe
disruption,
particularly in dorso-
lateral region
Little or no dysphoria
(sad affect) reduction
in behaviour — can
frequently perform
activities if given
instructions
Major Depressive
Disorder {an
unwillingness to
initiate behaviour; and
inability to control and
produce actions;
related to will-power}
Dysphoria very
common {sadness,
hopelessness,
helplessness}
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Document Summary
In the neurological case, no associated affect is experienced by the patient, internally redirection to neutral topics stops affective. Following a neurological disorder or injury minimal hyperactivity/sleep disturbance. Little or no dysphoria (sad affect) reduction in behaviour can frequently perform activities if given instructions. Confirm history of psychotic disorder, cyclical affective disorder of patient or family (close family) no lesions, history of stroke, significant atrophy, and other neurodegenerative disorders noticed. History of bipolar disorder associated insomnia, irritability, pressured speech, and hyperactivity {as opposed to neuro} Dysphoria very common {sadness, hopelessness, helplessness} bipolar disorder could be the cause. Predominantly manic {rather than sad, in the case of cortico-bulbar } bipolar disorder could be the cause. Disorder {an unwillingness to initiate behaviour; and inability to control and produce actions; related to will-power} Temporal-parietal association cortex; possibility of posterior parietal involvement. Lewy-body dementia} or trauma to the temporal- occipital in the right; transient seizures or ischemic attacks.
