Questions

A Stanford Type B Acute Aortic Dissection:

According to the ACC 2022 Guidelines for the Diagnosis and Management of Aortic Disease, by absolute criteria, an ascending thoracic aortic aneurysm is defined by which threshold?

Which method of measurement is conventionally used to measure the thoracic aortic caliber in the normal elective setting?

What arteries supply the fundus of the stomach?

The anastomosis between the superficial middle cerebral vein and the transverse sinus is formed by the vein of...

In what structure did the intra-arterial clot shown on this CT image most likely form?

Lumbar radiographs in a 65-year-old male with lower back pain reveal an indistinct margin of the superior endplate of L4. Which of the following is most likely to account for this?

An elderly man presented with a mild headache and is assessed with brain MRI, an axial SWI image is shown. What is the most likely diagnosis?

Which artery is considered the main supply of blood to the femoral head and is important in the context of proximal femoral fractures?

Which combination of sequence parameters is usually best for contrast enhanced MR angiography (CE MRA)?

In phase contrast MR angiography (PC MRA), blood flowing at 50cm/s through a slice exhibits 180 degrees of phase change after being exposed to the bipolar phase gradients. What is the velocity encoding (VENC) value that has been used in this sequence?

Which sequence parameter is required in time-of-flight magnetic resonance angiography (TOF MRA)?

Phase change for a spin moving at a constant velocity, across a constant magnetic field gradient, for a given period of time is proportional to...

What cause of signal loss does a spin echo sequence compensate for?

The recurrent artery of Heubner usually arises from the...

A 40-year-old man with poor urinary stream. Regarding the retrograde urethrogram findings, what is the most probable cause of the urethral stricture in this patient?

How do direct and indirect hernias differ with respect to vessel displacement?

Which of the following arteries is a functional branch of the anterior division of the internal iliac artery in an adult female?

In the accompanying MRI image which letter indicates the maxillary division of the trigeminal nerve (CN Vb)?

Which is NOT a typical imaging characteristic of a jugular paraganglioma?