Neurology

Question 1

Cerebral perfusion pressure

Answer 1

MAP - ICP (or CVP, whichever is higher)

Question 2

Normal MCA flow velocity in adolescents

Answer 2

75 cm/s +/- 15

Question 3

Causes of brain abscess

Answer 3

Embolization due to CHD (R-to-L shunt)
Meningitis
Chronic otitis media + mastoiditis
Sinusitis
SSTI of face or scalp
Orbital cellulitis
Dental infection
Penetrating head injury
Immunocompromised
VP shunt infection

Question 4

GCS

Answer 4

Eyes 4
-does not open
-opens to pain
-opens to voice
-opens spontaneously

Verbal 5
-no sound
-incomprehensible
-inappropriate
-confused/disoriented
-normal

Motor 6
-no movement
-extend to pain
-flex to pain
-withdraw to pain
-localize to pain
-normal

Question 5

Abnormal movements (neck dystopia, head nodding/tilting) associated with GERD

Answer 5

Sandifer syndrome

Question 6

Most useful test for predicting neurologic outcome after CPR in children

Answer 6

Burst suppression pattern on EEG