USMLEasy 2

Question 0

Sounds loud enough to cause deafness causes what type of hearing loss?

Answer 0

High-tone sensorineural loss (shears off neuro filaments)

Question 1

Traumatic brain injury - areas of brain likely to hemorrhage?

Answer 1

Coup - temporal lobe

Countrecoup - occipital lobe

Question 2

Hyperostosis? Seen with what brain tumor? Opposite seen with what tumor?

Answer 2

Bone thickening; meningioma

Pituitary adenomas

Question 3

Area of brain most affected by alcohol abuse?

Answer 3

Superior vermis

Question 4

Effects of mercury toxicity?

Answer 4

#Sensory deficits
#personality changes
#tremors of hands/lips
#ataxia

Question 5

Therapy for prevention of progressive MS?

Answer 5

Interferon beta

Question 6

CN3 palsy in diabetics affects pupil how?

Answer 6

Spares pupillary functions

Question 7

Paraproteinemic neuropathy associated with?

Answer 7

MGUS

Question 8

Trigeminal neuralgia vs atypical facial pain? Treatment for each?

Answer 8

Paroxysmal/lancilating versus constant/deep (unilateral or bilateral)

Carbamazepine versus antidepressants

Question 9

Symptoms of lead poisoning? Tx?

Answer 9

#Bilateral radial neuropathy
#Lineae discoloration along gingival margin
#Abdominal pain, constipation
#Anemia

Penicillamine

Question 10

Most common infection preceding GBS?

Answer 10

Campylobacter

Question 11

Steppage gait? Occurs with?

Answer 11

Affected foot is raised higher than normal to prevent dragging

Occurs with footdrop (paralysis of peroneal nerve)

Question 12

Antalgic gate?

Answer 12

Limp cause by the patient limiting weight-bearing on painful leg

Question 13

Spastic hemiparetic gate? Seen after?

Answer 13

Like a stiff with the footdrop and arm is held flex and adducted; seen after strokes

Question 14

Spastic diplegia gait - AKA? associated with?

Answer 14

scissor gait

Extrapyramidal disorders;

Question 15

Adrenoleukodystrophy results in what neurologic symptoms? Pathogenesis?

Answer 15

#Spastic paresis
#Bladder and bowel incontinence
#Sensory disturbances and legs

Defective in ATP binding transporter that results in accumulation of fatty acids

Question 16

Drug to minimize symptoms of neuroleptic induced parkinsonism?

Answer 16

Anti-cholinergic – trihexyphenidyl (artane)

Question 17

Abducens dysfunction and child is usually related to?

Answer 17

Tumor pressing on Brainstem

Question 18

Porencephaly?

Answer 18

Cysts in the brain due to strokes and viral encephalitis while a fetus

Question 19

Pt presents with simple seizure – first step?

Answer 19

MRI to rule out cancer BEFORE EEG

Question 20

Risk of developing MS after optic neuritis?

Answer 20

75% women; 35% in men

Question 21

Riley-Day disease - typical patient? Mechanism? Symptoms?

Answer 21

Jewish child

Small fiber neuropathy (pain/temperature and SNS/PSNS)

#Loss of tears
#corneal ulceration
#nonreactive pupils
#sweating
#dysphagia

Question 22

Pupil sparing 3rd nerve palsy - suspect?

Answer 22

Diabetes

Question 23

Myotonic dystrophy - symptoms? EMG pattern? Eventually will need?

Answer 23

#Difficulty relaxing grip
#Hypersomnolence
#Premature foamless
#Testicular atrophy 
#Cataracts
#hostility

Dive bomber pattern (repetitive discharges with minor stimulation)

Pacemaker

Question 24

CSF in GBS?

Answer 24

#Elevated protein - 300
#yellow color (due to protein)
#normal/slightly elevated WBC

Question 25

Lead vs mercury toxicity?

Answer 25

Motor vs sensory deficits

Question 26

Temporal lobe resection- most likely complication?

Answer 26

Superior quadrantanopia

Question 27

Most common cause of acute monocular blindness? Finding on ophthalmological exam? Association with carotid stenosis?

Answer 27

Anterior ischemic optic neuropathy

White exudates

Not associated with carotid stenosis

Question 28

Lennox-Gastaut symptoms? EEG findings? Prior condition?

Answer 28

Mental dysfunction
Seizures

1-2 Hz spike and wave

West syndrome (infantile spasms)

Question 29

West syndrome EEG pattern?

Answer 29

Hypsarrhythmia

Question 30

Landau-Kleffner?

Answer 30

Loss of language

Abnormal EEG during sleep

Question 31

Arnold-Chiari vs Dandy-walker ?

Answer 31

Cerebellar herniation versus cerebellar agenesis (large fourth ventricle)

Question 32

Effect of multiple sclerosis on bladder function?

Answer 32

Spastic bladder – premature bladder emptying, with low residual volume

Question 33

Alien limb syndrome associated with what virus?

Answer 33

JC