Shoulder

Question 1

Livet
Radiographs for medial glenohumeral ligament rupture
VCOT 2019

Answer 1

Abduction angle
12 degrees normal
29 degrees abnormal

Question 2

Ways to fix a scapular body fracture

Answer 2

~Interfragmentary wire

~Plate fixation at 45-degree angle

Question 3

Ways to fix Acromion Fx

Answer 3

~K-wire: figure 8 & tension band
~Interfragementary wire
~Single interfragmentary wire

Question 4

Ways to fix Scapular neck Fx

Answer 4

~Cross pins

~Divergent pins from the supraglenoid tuberosity

~Plate fixation

• Straight under suprascapular n
• T/L plates

~Velpeau

Question 5

Ways to fix Supraglenoid Tuberoistiy

Answer 5

Cancellous screw- lagged w/ k-wire

Question 6

Tx of Medial Labrum avulsion

Answer 6

Screws cranial and caudal to scapular neck

Question 7

Tx for avulsion of scapula

Answer 7

20/22 g cerclage wire around 5, 6, 7th ribs and caudodorsal border of the scapula

Question 8

Arthrodesis of the shoulder joint

Answer 8

Plate placed

• Proximal 1/2 cranial humerus
• Distal 1/2 craniolateral scapula

Angle 105-110 degrees

Complication of circumduction

Question 9

OCD of the shoulder joint

Answer 9

~Defect medial to the greater tubercle
~Lucent defect mid-glenoid
~Irregularity in Supraglenoid tuberosity
~Humeral head-caudal humeral head

Question 10

Shoulder instability angles

Answer 10

Medial abduction angle
30 degrees normal
50 degrees abnormal