S1_L3: Commonly Missed Fractures

Question 1

Modified TF
A. The Galeazzi’s Fracture is due to dislocation of the radial head.
B. The Monteggia’s Fracture is due to dislocation of the distal radioulnar joint.

Answer 1

FF

A: Monteggia’s Fracture
B: Galeazzi’s Fracture

Question 2

Modified TF
A. Femoral neck fracture is the most commonly missed hip fracture.
B. Segond’s fracture is lateral tibial plateau avulsion fracture that are usually associated with an ACL tear.

Answer 2

TT

Question 3

Modified TF
A. The miss rate of scaphoid fractures is 10%.
B. The miss rate of calcaneal fractures is 20%.

Answer 3

FF

A: Scaphoid fx miss rate is 20%
B: Calcaneal fx miss rate is 10%

Question 4

Modified TF: Bohler’s Angle on the lat. view

A. One line is drawn from the highest point of the anterior process of the calcaneus to the highest part of posterior articular surface.
B. Another line is drawn from the highest part of posterior articular surface to the most superior point of the tuberosity.

Answer 4

TT

Question 5

Modified TF
A. Thoracic spine fractures are present in 10% of calcaneal fractures.
B. A calcaneal fracture is usually seen in patients jumping from a high surface and landing flat on their feet.

Answer 5

FT

A: Thoracolumbar fracture

Question 6

Modified TF
A. Galeazzi’s Fracture involves a fracture of the radius.
B. Monteggia’s Fracture involves a fracture of the ulna.

Answer 6

TT

Question 7

Modified TF
A. The sail sign results from the elevation of the posterior fat pad in the elbow due to hematoma or joint effusion.
B. The calcaneus is the most commonly fractured carpal bone.

Answer 7

FF

A: anterior fat pad
B: scaphoid

Question 8

It is the most commonly fractured tarsal bone

Answer 8

Calcaneus

Question 9

Range of normal values of the Bohler’s angle

Answer 9

20-40 degrees

Question 10

If the Bohler’s angle is ___ degrees, a calcaneal fracture is present.

Answer 10

<20

Question 11

TRUE OR FALSE: Scaphoid fractures may occur due to accidents of falling on an outstretched hand.

Answer 11

True

Question 12

The following are commonly missed fractures in the UE, except:
A. scaphoid fracture
B. triquetrum fracture
C. ulnar head fracture
D. distal radius fracture with scapho-lunate dissociation
E. none

Answer 12

C. ulnar head

It should be the radial head

Question 13

The following are commonly missed fractures in the LE, except:
A. tibial plateau fracture
B. femoral neck fracture
C. calcaneal fracture
D. none

Answer 13

D. none