Order Surgery For Psychiatric Disorders
Order Surgery For Psychiatric Disorders
1. In anorexia nervosa, which one of the following surgical targets has been most used?
a. Anterior nucleus of thalamus
b. Hypothalamus
c. Inferior thalamic peduncle
d. Subgenual anterior cingulate
e. Subthalamic nucleus
2. In Alzheimer’s disease, which one of the following targets for deep brain stimulation has
shown promise?
a. Caudate
b. Fornix
c. Globus pallidus externa
d. Hippocampus
e. Nucleus accumbens
3. Circuit pathophysiology in OCD has been
localized to which one of the following?
a. Corticoreticular circuit
b. Corticostriatal-thalamocortical circuit
c. Nigro-striatal circuit
d. Nigro-pallidal circuit
e. Thalamocortical circuit
4. Targets for deep brain stimulation for
obsessive-compulsive disorder do not include
which one of the following?
a. Anterior limb of the internal capsule
b. Centromedian-parafascicular nucleus of
thalamus
c. Inferior thalamic peduncle
d. Subthalamic nucleus
e. Ventral capsule/ventral striatum
5. Which one of the following targets is not currently used in deep brain stimulation for
treatment-resistant depression?
a. Anterior limb of the internal capsule
b. Nucleus accumbens
c. Subgenual anterior cingulate
d. Subthalamic nucleus
e. Ventral capsule/ventral striatum
Order Surgery For Psychiatric Disorders
6. Anterior cingulotomy involves which one of
the following?
a. Bilateral burr holes and thermocoagulation
b. Parasagittal approach to cingulate gyrus
c. Division of fibers connecting the orbital
cortex to subcortical and limbic areas
d. Exclusion of obsessive-compulsive symptoms preoperatively
e. The target site for the lesion is 20-25 mm
posterior to the anterior horn of the lateral
ventricles, 7 mm from the midline and
20 mm above corpus callosum.
7. Which one of the following components is
LEAST important in the mechanism of vagal
nerve stimulation for treatment-refractory
depression is most accurate?
a. Amygdala
b. Hippocampus
c. Locus coereleus
d. Prefrontal cortex
e. Red nucleus
8. Which one of the following statements
regarding indications for lesional neurosurgical procedures for mental disorder is most
accurate?
a. Cerebrovascular disease and pre-existing
epilepsy are absolute contraindications
b. Patients can be treated in their best interests with neurosurgery for mental
disorder
c. Used occasionally to control affective or
obsessional symptoms due to active organic
or degenerative brain disease
d. Can be considered in personality disorder
and schizophrenia if the aim of the surgery is restricted to chronic intractable
affective or obsessional comorbid
symptoms
e. Not currently performed in a multidisciplinary team setting
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