Radiology V - Miscellaneous Cases

Question 1

Intracranial blood

Answer 1

• Subdural (venous)
• Epidural (arterial)
• Interparenchymal
• Subarchoid

Question 2

Indications for head CT

Answer 2

• New headache in pt w/out hx
• Sudden, severe 10/10 (“worst of my life” or “thunderclap”)
• Focal neurologic deficit/stroke/TIA
• Head trauma
• Papilledema on physical exam
• New dx dementia

Question 3

Head CT is commonly used for what?

Answer 3

• Chronic headache/migraine
• Mental status changes, “sundowning”
• Chronic psychiatric disease/psychosis/suicidal ideations
• Chronic seizures
• Fall/low force trauma w/out direct injury to head
• Done to rule out bleed, NOT to confirm stroke

Question 4

Tx for middle cerebral artery occlusion

Answer 4

tPA (tissue plasminogen activator)

- “clot buster”

Question 5

Testicular torsion

Answer 5

• Some have congenital anomaly that predisposes
• Mass
• Trauma
• Idiopathic