FRCR FRCR Interventional Radiology 2

Question 1

Which complication is most feared after hepatic arterial chemoembolization?

Accepted Answer

Post-embolization syndrome

Answer

Hepatic artery thrombosis

Answer

Biloma formation

Answer

Pulmonary embolism

Question 2

In inferior vena cava filter placement, what is the preferred infrarenal placement position?

Accepted Answer

Below the renal veins to preserve renal vein drainage

Answer

Above the renal veins

Answer

At the level of the iliac confluence

Answer

At the cavoatrial junction

Question 3

Absolute contraindication to thrombolysis in acute limb ischemia includes:

Accepted Answer

Recent stroke within 2 months

Answer

Peripheral artery disease

Answer

Mild renal impairment

Answer

Age over 70 years

Question 4

Radiofrequency ablation (RFA) of liver tumors causes cell death primarily through:

Accepted Answer

Thermal coagulation necrosis from resistive heating

Answer

Cryogenic ice-ball formation

Answer

Irreversible electroporation

Answer

Microwave cavitation

Question 5

Which angiographic finding is pathognomonic of active gastrointestinal hemorrhage?

Accepted Answer

Extravasation of contrast into the bowel lumen

Answer

Arteriovenous fistula

Answer

Pseudoaneurysm

Answer

Vessel cutoff sign

Question 6

The BRTO (Balloon-occluded Retrograde Transvenous Obliteration) procedure is used to treat:

Accepted Answer

Gastric varices via the left gastric or gastrorenal shunt

Answer

Esophageal varices

Answer

Hepatic vein stenosis

Answer

Portal vein thrombosis