B6.070 Assignment Key Points

Question 1

ankle radiograph views

Answer 1

frontal
lateral
mortise

Question 2

2nd study for ankle injury

Answer 2

CT

for further characterization / classification, especially in pediatric patients

Question 3

classifications of triplane fractures

Answer 3

named for # of fragments
closed reduction: 2 part, nondisplaced
open reduction: 3 part, displaced

Question 4

complications of ankle injuries

Answer 4

epiphyseal arrest
angular deformity
early post traumatic OA

Question 5

if initial wrist xrays are negative, what is the next step

Answer 5

follow up films with immobilization
CT
MRI

Question 6

average carpal fracture healing time

Answer 6

6 weeks

Question 7

average healing of scaphoid

Answer 7

12 weeks if diagnosed early

due to blood supply

Question 8

healing of scaphoid with delayed diagnosis

Answer 8

6 months

Question 9

complications of scaphoid fracture

Answer 9

avascular necrosis of the prox pole +/- collapse
nonunion / malunion
chronic deformity

Question 10

xray views for a shoulder injury

Answer 10

frontal (external/internal rotation)
axillary
scapular Y

Question 11

most common shoulder dislocation

Answer 11

anterior

Question 12

injuries associated with anterior shoulder dislocations

Answer 12

Hill-Sachs (impaction of humeral head)

Bankart (impaction of glenoid joint)

Question 13

diagnosis of injuries associated with shoulder dislocation

Answer 13

CT

MRI

Question 14

why is it important to diagnose Hill-Sachs or Bankart lesions

Answer 14

can lead to chronic instability and future dislocations

Question 15

why is it important to quickly reduce a shoulder dislocation

Answer 15

to avoid muscle spasm

Question 16

frequent manifestations of NAT

Answer 16

cutaneous lesions

fractures

Question 17

exam for evaluating NAT

Answer 17

skeletal survey

Question 18

highly specific fractures for NAT

Answer 18

rib (posterolateral)
classic metaphyseal lesions
scapular
spinous process fractures
sternal fractures