NINJA - PRITE review questions &
Answers 100% Correct!!
What characterizes the memory loss in patients with dissociative amnesia? (x2) - ANSWEREpisodic
Amnesia preceded by epigastric sensation/fear are associated with electrical abnormalities where? -
ANSWERTemporal lobe
Memory loss pattern in dissociative amnesia? - ANSWEROccurs for a discrete period of time
(episodic!)
Amnesia characterized by loss of memory of events, occur after onset of etiologic condition or
agent? - ANSWERAnterograde
What psychoactive drug produces amnesia? - ANSWEREtOH
Pt with strange behavior answers appropriately with fluent speech but no ability to retain new
information. Episode lasts 6 hours then back to normal. No recollection of events. What is the
diagnosis? - ANSWERTransient global amnesia
Pt reports hearing voices of someone not present, stops moving, stares blankly, repetitively picks at
clothing, does not respond to questions/commands for several minutes. The confusion resolves after
15 minutes but pt has no recollection of events. Likely what? - ANSWERComplex partial seizure
55 y/o pt BiB family after episode of amnesia/bewilderment lasting several hours. CVA ruled out. Pt
keeps asking what is happening. What medication to administer at this point? - ANSWERObservation
with no pharmacological intervention
Which of the following diagnoses involves a sense of loss of identity, often following a traumatic
experience and associated with inability to recall one's past? - ANSWERDissociative fugue
Contralateral leg weakness with sparing of the face and arms. Urinary incontinence and abulia.
Where is the lesion? - ANSWERAnterior cerebral artery
Visual problem in pituitary tumor compressing optic chiasm (x10)? - ANSWERBitemporal
hemianopsia
60 y/o right handed M, getting lost, only writes on right half of paper. Left-sided hemi-neglect. Where
is the lesion? (x8) - ANSWERRight parietal lobe
66 yo c/o frequent falls, several month h/o of anxiety, unwillingness to leave home. On exam, mild
impairment of vertical gaze on smooth pursuit, saccades, mild axial rigidity of upper extremities,
along with mild slowness of movement on finger tapping, hand opening and wrist opposition.
Posture normal. Gait tentative/awkward, but w/o shuffling, ataxia, tremor. Pt is slow in arising from
chair. Most likely diagnosis? 5x - ANSWERProgressive supranuclear palsy
65 yo pt fell several times in past 6 months. MSE normal. Smoth pursuit, saccadic movements
impaired. Worse with vertical gaze. Full ROM with doll head maneuver. Mild symmetric
rigidity/bradykinesia, no tremor. MRI/CSF/labs unremarkable. Diagnosis? x4 - ANSWERProgressive
supranuclear palsyof right hand for
, 26 y/o with headache, clumsiness of right hand for weeks. Struggles with rapid alternating
movements of right hand, overt intention tremor with finger to nose, mildly dysmetric finger
tapping. CNS normal, no papilledema. Damage to what is seen on MRI? x3 - ANSWERCerebellum
9 y/o F has 3 month h/o seemingly unprovoked bouts of laughter. Worse when not sleeping well. Pt
does not feel happy during these episodes. Started menstruating 6 months ago and at Tanner stage
4. Diagnosis? x2 - ANSWERHypothalamic hamartoma
5 y/o with 4 month history of morning headache, vomitting, and recent problems with gait, falls, and
diplopia. Diagnosis? x2 - ANSWERMedulloblastoma
75 yo patient evaluated for progressive gait urine incontinence and cognitive decline. After removal
of csf, there is improvement in gait and balance. What would CT show? - ANSWEREnlargement of
frontal horns
70 yo pt develops confusion, lethargy, and generalized tonic clonic seizures. Lab reveals serum
sodium of 95 meq/L. This is most likely a complication of excessively rapid correction of which
metabolic problem? - ANSWERCentral pontine myelinolysis
Which lesion causes b/l coarse nystagmus worsening with visual fixation and present with horizontal
and vertical gaze? - ANSWERBrain stem
32 y/o pt 1 month history of worsening headaches, episodic mood swings and occasional
hallucinations with visual, tactile and auditory content. CT head reveals tumor where? -
ANSWERTemporal lobe
Syndrome characterized by fluent speech, preserved comprehension, inability to repeal, with
associated signs. Location of lesion in the brain? - ANSWERSupramarginal gyrus or insula
Acute onset of hemiballismus of LUE and LLE MRI is most likely to show lesion located where? -
ANSWERSubthalamic nucleus
43 y/o newly diagnosed AIDS pt has increasing social withdrawal and irritability over several weeks.
Can't remember phone number, unable to do chores, appears distracted. Mild right hemiparesis, left
limb ataxia, and b/l visual field defects. LP: Normal cell counts, protein, and glucose. T2 scan show.
What is the diagnosis? - ANSWERProgressive multifocal leukoencephaly
Unconsciousness can be induced by a small area of damage where? - ANSWERReticular formation
Pt who was admitted to the after a MVA receives IV dextrose 5% to provide access for administration
of parenteral meds. Later, pt experiences confusion, oculomotor paralysis, and dysarthria. Symptoms
were likely caused by: - ANSWERWernicke's encephalopathy
Pt Reports headaches and peripheral vision loss. Visual field defects involving temporal fields of both
eyes are detected. An MRI scan is likely to reveal? - ANSWERA mass in the sella turcica
35 yo F patient has discoid lupus which has long been controlled with a stable dose of oral
prednisone. She abruptly develops increased fatigue, inflamed joints, and diffuse myalgias. Pt also
exhibits depressed mood and cognitive impairment. She has no prior psychiatric history and no focal
neurological signs. Which of the following is the most likely etiology? - ANSWERDisease induced
cerebritis
25 y/o pt reports double vision and some difficulty with balance. On right lateral gaze, there is
weakness of the left medial rectus with nystagmus of the right eye. On left lateral gaze there is
Answers 100% Correct!!
What characterizes the memory loss in patients with dissociative amnesia? (x2) - ANSWEREpisodic
Amnesia preceded by epigastric sensation/fear are associated with electrical abnormalities where? -
ANSWERTemporal lobe
Memory loss pattern in dissociative amnesia? - ANSWEROccurs for a discrete period of time
(episodic!)
Amnesia characterized by loss of memory of events, occur after onset of etiologic condition or
agent? - ANSWERAnterograde
What psychoactive drug produces amnesia? - ANSWEREtOH
Pt with strange behavior answers appropriately with fluent speech but no ability to retain new
information. Episode lasts 6 hours then back to normal. No recollection of events. What is the
diagnosis? - ANSWERTransient global amnesia
Pt reports hearing voices of someone not present, stops moving, stares blankly, repetitively picks at
clothing, does not respond to questions/commands for several minutes. The confusion resolves after
15 minutes but pt has no recollection of events. Likely what? - ANSWERComplex partial seizure
55 y/o pt BiB family after episode of amnesia/bewilderment lasting several hours. CVA ruled out. Pt
keeps asking what is happening. What medication to administer at this point? - ANSWERObservation
with no pharmacological intervention
Which of the following diagnoses involves a sense of loss of identity, often following a traumatic
experience and associated with inability to recall one's past? - ANSWERDissociative fugue
Contralateral leg weakness with sparing of the face and arms. Urinary incontinence and abulia.
Where is the lesion? - ANSWERAnterior cerebral artery
Visual problem in pituitary tumor compressing optic chiasm (x10)? - ANSWERBitemporal
hemianopsia
60 y/o right handed M, getting lost, only writes on right half of paper. Left-sided hemi-neglect. Where
is the lesion? (x8) - ANSWERRight parietal lobe
66 yo c/o frequent falls, several month h/o of anxiety, unwillingness to leave home. On exam, mild
impairment of vertical gaze on smooth pursuit, saccades, mild axial rigidity of upper extremities,
along with mild slowness of movement on finger tapping, hand opening and wrist opposition.
Posture normal. Gait tentative/awkward, but w/o shuffling, ataxia, tremor. Pt is slow in arising from
chair. Most likely diagnosis? 5x - ANSWERProgressive supranuclear palsy
65 yo pt fell several times in past 6 months. MSE normal. Smoth pursuit, saccadic movements
impaired. Worse with vertical gaze. Full ROM with doll head maneuver. Mild symmetric
rigidity/bradykinesia, no tremor. MRI/CSF/labs unremarkable. Diagnosis? x4 - ANSWERProgressive
supranuclear palsyof right hand for
, 26 y/o with headache, clumsiness of right hand for weeks. Struggles with rapid alternating
movements of right hand, overt intention tremor with finger to nose, mildly dysmetric finger
tapping. CNS normal, no papilledema. Damage to what is seen on MRI? x3 - ANSWERCerebellum
9 y/o F has 3 month h/o seemingly unprovoked bouts of laughter. Worse when not sleeping well. Pt
does not feel happy during these episodes. Started menstruating 6 months ago and at Tanner stage
4. Diagnosis? x2 - ANSWERHypothalamic hamartoma
5 y/o with 4 month history of morning headache, vomitting, and recent problems with gait, falls, and
diplopia. Diagnosis? x2 - ANSWERMedulloblastoma
75 yo patient evaluated for progressive gait urine incontinence and cognitive decline. After removal
of csf, there is improvement in gait and balance. What would CT show? - ANSWEREnlargement of
frontal horns
70 yo pt develops confusion, lethargy, and generalized tonic clonic seizures. Lab reveals serum
sodium of 95 meq/L. This is most likely a complication of excessively rapid correction of which
metabolic problem? - ANSWERCentral pontine myelinolysis
Which lesion causes b/l coarse nystagmus worsening with visual fixation and present with horizontal
and vertical gaze? - ANSWERBrain stem
32 y/o pt 1 month history of worsening headaches, episodic mood swings and occasional
hallucinations with visual, tactile and auditory content. CT head reveals tumor where? -
ANSWERTemporal lobe
Syndrome characterized by fluent speech, preserved comprehension, inability to repeal, with
associated signs. Location of lesion in the brain? - ANSWERSupramarginal gyrus or insula
Acute onset of hemiballismus of LUE and LLE MRI is most likely to show lesion located where? -
ANSWERSubthalamic nucleus
43 y/o newly diagnosed AIDS pt has increasing social withdrawal and irritability over several weeks.
Can't remember phone number, unable to do chores, appears distracted. Mild right hemiparesis, left
limb ataxia, and b/l visual field defects. LP: Normal cell counts, protein, and glucose. T2 scan show.
What is the diagnosis? - ANSWERProgressive multifocal leukoencephaly
Unconsciousness can be induced by a small area of damage where? - ANSWERReticular formation
Pt who was admitted to the after a MVA receives IV dextrose 5% to provide access for administration
of parenteral meds. Later, pt experiences confusion, oculomotor paralysis, and dysarthria. Symptoms
were likely caused by: - ANSWERWernicke's encephalopathy
Pt Reports headaches and peripheral vision loss. Visual field defects involving temporal fields of both
eyes are detected. An MRI scan is likely to reveal? - ANSWERA mass in the sella turcica
35 yo F patient has discoid lupus which has long been controlled with a stable dose of oral
prednisone. She abruptly develops increased fatigue, inflamed joints, and diffuse myalgias. Pt also
exhibits depressed mood and cognitive impairment. She has no prior psychiatric history and no focal
neurological signs. Which of the following is the most likely etiology? - ANSWERDisease induced
cerebritis
25 y/o pt reports double vision and some difficulty with balance. On right lateral gaze, there is
weakness of the left medial rectus with nystagmus of the right eye. On left lateral gaze there is
