FRCR FRCR Image Interpretation and Anatomy

Question 1

On a chest radiograph, which structure forms the right heart border?

Accepted Answer

Right atrium

Answer

Right ventricle

Answer

Superior vena cava only

Answer

Ascending aorta

Question 2

Which radiological sign indicates collapse of the right middle lobe on a PA chest radiograph?

Accepted Answer

Obscured right heart border with a triangular opacity

Answer

Elevated right hemidiaphragm with tracheal deviation

Answer

Opacification of the right costophrenic angle

Answer

Widening of the right paratracheal stripe

Question 3

On an abdominal CT, which structure lies immediately anterior to the abdominal aorta at the level of L1?

Accepted Answer

Body of the pancreas

Answer

Third part of the duodenum

Answer

Left renal vein

Answer

Superior mesenteric artery origin

Question 4

What is the 'Golden S sign' on chest radiograph and what does it indicate?

Accepted Answer

S-shaped border of collapsed right upper lobe indicating a central mass

Answer

S-shaped curve of the trachea suggesting mediastinal shift

Answer

Sigmoidal deformity of the right hilum in pulmonary hypertension

Answer

Curved opacity at the right base indicating pleural effusion

Question 5

On brain MRI, which sequence is most sensitive for detecting acute ischemic stroke within the first few hours?

Accepted Answer

Diffusion-weighted imaging (DWI)

Answer

T2-weighted FLAIR

Answer

T1-weighted post-contrast

Answer

Gradient echo (GRE) sequence

Question 6

Which feature on mammography is most suspicious for malignancy?

Accepted Answer

Spiculated mass with associated microcalcifications

Answer

Round well-circumscribed mass with smooth margins

Answer

Benign-appearing calcifications in a cluster

Answer

Oval asymmetric density without calcification