Radiology Quiz:Bone Fractures and Injuries

Play an AI-generated podcast conversation about this lesson

Which part of the scaphoid bone is more prone to avascular necrosis?

Waist portion

Proximal pole (correct)

Distal pole

Distal third portion

What is the term for a chronic ununited fracture of the scaphoid wrist with avascular necrosis of the proximal pole and dorsal tilt of the lunate bone?

Humpback deformity

SLAP

Bankart

SNAC (correct)

What is the term for the deformity resulting from a scaphoid fracture where the proximal fragment is tilted dorsally and the distal fragment is tilted volarly?

Humpback deformity (correct)

Scaphoid nonunion

Periostitis

SNAP

In which age group is the distal third portion of the scaphoid more prone to fracture?

Children Signup and view all the answers

What is the term for the condition where the scaphoid bone fails to unite after a fracture?

Non-union Signup and view all the answers

What is NOF, commonly found incidentally in pediatric radiographs?

Non-ossifying fibrous cortical dysplasia Signup and view all the answers

What percentage of elbow fractures in children are Supracondylar fractures?

65% Signup and view all the answers

What is the likely cause of Medial Epicondyler Avulsion fracture in children?

Fall on an outstretched hand with valgus stress Signup and view all the answers

What is the significance of 'Fat pad sign' in elbow fractures in children?

It is usually present, but is less sensitive and specific for fracture than in adults Signup and view all the answers

What is the relationship between time to diagnosis and testicular salvage rates in testicular torsion?

Salvage rates decrease with delayed diagnosis Signup and view all the answers

What is the characteristic finding of testicular torsion on ultrasound?

Ipsilateral increased echogenicity with absence of intratesticular flow Signup and view all the answers

What is the characteristic feature of adrenal adenoma on CT scan?

10 HU - lipid-rich adenoma Signup and view all the answers

What is the most common natural evolution of a fibrous cortical defect?

It is replaced by bone over a few years Signup and view all the answers

What is the typical mechanism of injury for a humeral supracondylar fracture?

Fall on an outstretched hand Signup and view all the answers

What is the posterior fat pad sign indicative of?

A humeral supracondylar fracture Signup and view all the answers

What is the characteristic of a complete lateral condyle fracture?

It involves the articular surface Signup and view all the answers

What is the Salter-Harris classification used for?

Classifying physeal injuries Signup and view all the answers

What is a potential complication of a humeral supracondylar fracture?

All of the above Signup and view all the answers