TBI TBI Acute Care & Emergency Management

Question 1

What is the primary goal of acute TBI management in the emergency setting?

Accepted Answer

Prevent secondary brain injury

Answer

Restore consciousness immediately

Answer

Administer sedative medications

Answer

Perform immediate surgical intervention

Question 2

A Glasgow Coma Scale (GCS) score at or below which value indicates severe traumatic brain injury?

Accepted Answer

8

Answer

12

Answer

10

Answer

6

Question 3

According to Brain Trauma Foundation guidelines, what is the target intracranial pressure (ICP) in acute severe TBI management?

Accepted Answer

Less than 20-22 mmHg

Answer

Less than 5 mmHg

Answer

Less than 30 mmHg

Answer

Less than 40 mmHg

Question 4

Which intervention is considered a simple first-line measure for reducing elevated ICP in acute TBI?

Accepted Answer

Head-of-bed elevation to 30 degrees

Answer

Immediate surgical decompression

Answer

Administration of broad-spectrum antibiotics

Answer

Emergency lumbar puncture

Question 5

According to Brain Trauma Foundation guidelines, what is the recommended cerebral perfusion pressure (CPP) target in adult severe TBI?

Accepted Answer

60-70 mmHg

Answer

40-50 mmHg

Answer

80-90 mmHg

Answer

100-110 mmHg

Question 6

What is the primary mechanism by which brief hyperventilation temporarily reduces ICP in acute TBI?

Accepted Answer

Causes cerebral vasoconstriction by lowering PaCO2

Answer

Increases oxygen delivery to ischemic neurons

Answer

Prevents pulmonary edema from developing

Answer

Improves cardiac output and MAP

Question 7

Which imaging modality is the gold standard for initial evaluation of acute traumatic brain injury in the emergency department?

Accepted Answer

Non-contrast CT scan of the head

Answer

MRI of the brain with contrast

Answer

PET scan of cerebral metabolism

Answer

EEG for cortical activity