Exam 2 Pt. 2 Flashcards Preview

Di Imaging II > Exam 2 Pt. 2 > Flashcards

Flashcards in Exam 2 Pt. 2 Deck (23)
Loading flashcards...
1
Q

Type 1 AC injury

A

mild sprain
Slight AC torn
No Xray findings

2
Q

Type 2 AC injury

A

moderate sprain
all AC torn
increased AC joint and normal CC joint

3
Q

Type 3 AC injury

A

severe sprain
AC and CC ligaments torn
Increased AC and CC joint space

4
Q

where is the MC clavicle fx

A

middle 1/3

from seatbelt during car accident

5
Q

What is the rarest spot for clavicle fx

A

medial 1/3 RARE 5%

6
Q

What are complications of Clavicle Fx

A
  1. Huge callus formation causes nerve compromise
  2. malunion or nonunion
  3. laceration of sublavian artery or brachial plexus
  4. Distal DJD
7
Q

MC shoulder dislocation

A

Subcoracoid

8
Q

what is a bankart lesion

A

injury of the anterior inferior glenoid labrum

9
Q

hill sachs/ hatchet deformity

A

depression in posterolateral head of humerous

10
Q

flap fx

A

avulsion of greater tuberosity

11
Q

Radiograph of rotator cuff tear

A

acromiohumeral joint space less than 6 mm
eroision of interior aspect of acromion process
flattening and atrophy of greater tuberosity

12
Q

what is the critical zone for rotator cuff

A

8-15mm from insertion of supraspinatus tendon on the greater tubercle

NOT AS VASCULAR

13
Q

what is the MC elbow fx in children

A

supracondylar fx

14
Q

MC elbow fx in adults

A

Radial head or neck. from FOOSH

15
Q

Indirect signs of elbow fx

A
  1. positive fat pad sign
  2. radio-capitellar line
  3. anterior humeral line
  4. hockey stick appearance
16
Q

Ossification centers of the elbow

A
  1. Capitellum 3-6 months
  2. Radial Head 4-5yrs
  3. Internal/medial epicondyle 5-7 yrs
  4. Trochlea 8-9 yrs
  5. Olecranon8-10 yrs
  6. External/lateral epicondyle 11-12 yrs
    CRITOE
17
Q

what is the sail sign

A

Distal humerous fat pad sign from a fx

18
Q

Type 1 radial head fx

A

vertical fx w/o displacement

19
Q

Type 2 radial head fx

A

vertical fx w/ displacement

20
Q

Type 3 radial head fx

A

communited fx

21
Q

Type 4 radial head fx

A

fracture and dislocation

22
Q

what is MC dislocation in children

A

elbow

23
Q

Where does elbow dislocate in kids

A

posterior/posteriorlateral