CTB

Question 1

Commonly calcified structures

x4

Answer 1

1. Choroid plexus (CP)
2. Pineal gland
   * posterior to 3rd ventricle
3. Basal ganglia (BG)
4. Falx

Question 2

keywords

Answer 2

corticated

sulcal effacement

Question 3

Basal skull fracture

Answer 3

fluid level in sphenoid sinus

Question 4

Hypoxic brain damage

Answer 4

Loss of grey-white differentiation -> Cerebral edema

Question 5

Common location of Lacunar infarcts

Answer 5

MCA perforator branch territory

Question 6

Acute infarct

Answer 6

Insular ribbon sign

Question 7

Intracranial hemorrhage

- Extra-axial vs Intra-axial

Answer 7

Extra-axial

1. Epidural hematoma (EDH)
2. Subdural hematoma (SDH)
3. Subarachnoid hemorrhage (SAH)

Intra-axial
1. Intracerebral hemorrhage (ICH)