CCEP CCEP Radiology & Imaging for Extremities 2

Question 1

A 'sail sign' on a lateral elbow radiograph is caused by which finding?

Accepted Answer

Anterior fat pad elevation from joint effusion

Answer

Osteochondral defect

Answer

Radial head fracture fragment

Answer

Medial epicondyle avulsion

Question 2

Which radiographic measurement assesses acetabular coverage of the femoral head and identifies hip dysplasia?

Accepted Answer

Center-edge angle of Wiberg

Answer

Cobb angle

Answer

Bohler's angle

Answer

Neck-shaft angle

Question 3

Which extremity condition benefits most from real-time dynamic ultrasound evaluation?

Accepted Answer

Tendon tears and dynamic tendon instability

Answer

Stress fractures

Answer

Bone tumors

Answer

Cartilage thickness mapping

Question 4

A 'light bulb' sign on an AP shoulder radiograph suggests which diagnosis?

Accepted Answer

Posterior shoulder dislocation

Answer

Glenohumeral arthritis

Answer

Calcific rotator cuff tendinitis

Answer

Acromial fracture

Question 5

Bohler's tuber joint angle on a lateral calcaneus X-ray normally measures which range?

Accepted Answer

20–40°

Answer

5–10°

Answer

45–60°

Answer

60–75°

Question 6

Adhesive capsulitis (frozen shoulder) demonstrates which characteristic finding on shoulder arthrography?

Accepted Answer

Reduced joint volume and contracted capsule (rim sign)

Answer

Contrast extravasation through a full-thickness cuff tear

Answer

Superior labral detachment

Answer

Hill-Sachs filling defect