Critical care

Question 1

ASA

Answer 1

Severity of medical comorbidities

Question 2

Anesthetic that Increases CBF and CMRO2

Answer 2

Ketamine

Question 3

Traumatic menigoenceohalocele

Answer 3

Growing skull fracture, leptomeningeal cyst

When dural laceration and brain confusion occur adjacent to a skull fracture in an infant

Question 4

CN most likely affected by trans venous embolization of CCF

Answer 4

CN VI

Bc it is free floating in the cavernous sinus and not within a dural fold

Question 5

Most common hormone deficiency in peds tbi

Answer 5

GH

Question 6

Propofol in children

Answer 6

Mitochondrial respiration failure and defects in FA oxidation

Question 7

Postinfectious cerebellar ataxia

Answer 7

MC varicella

Question 8

Worse prognosis for SDH or EDH

Answer 8

SDH

More often associated with significant parenchymal injury

Question 9

Earliest signs of malignant hyperthermia

Answer 9

Increased end tital CO2 and PaCO2

Question 10

Antibodies to what in MG

Answer 10

Muscular nicotinic Ach Receptors

Question 11

Wernicke Korsakoff encephalopathy

Answer 11

Ataxia and opthalmoplegia

Question 12

Pentobarb coma

Answer 12

Coupling of cerebral blood flow to reduce metabolic demands

Question 13

Organism MC with VAP

Answer 13

Staph aureus

Question 14

SVR in anemia

Answer 14

Decrease

Question 15

DAI produced by what type acceleration

Answer 15

Rotational

Question 16

Hyperventilation to the Hb oxygen curve

Answer 16

Left shift of the curve and potential oxygen delivery impairment

Question 17

ARDS

Answer 17

Identifiable cause, acute onset, pulmonary artery wedge pressure less than or equal to 18, bl infiltrates, PaO2/FiO2 < 200

Question 18

Cerebral hypoxia

Answer 18

Brain tissue oxygenation less than 20 mm ahh

Question 19

Most common HA type following concussion from blast injury

Answer 19

Trigeminal autonomic cephalagia

Question 20

Relationship bw cerebral blood flow and arterial PACO2

Answer 20

When arterial PaCO2 is 20-80, a 1mm change results in 1-2 ml/100g/min change in arterial blood flow

Question 21

Cardiac complication in aneurysmal SAH that is most significant predictor of mortality

Answer 21

Cardiac failure

Question 22

Strongest predictor of poor outcome in patients with intracranial arterial dissection

Answer 22

Old age and poor clinical exam at presentation

Question 23

MG NCS

Answer 23

Increased latency and temporal dispersion

Question 24

Vegetative state

Answer 24

Sleep wake cycles have returned but a lack of cognitive function remains

Question 25

Time frame of hemocrani in DECIMAL, DESTINY,HAMLET

Answer 25

48 hrs

Question 26

6 month outcome with admission GCS of 3-4

Answer 26

50% mortality and 75% unfavorable outcome