Table 4 Problems and radiographic findings

Scapular notching

 Stage 1

 Stage 2

 Stage 3

 Stage 4

411

251

82

36

4

12.6

67.3

22

1.2

0.1

Humeral radiolucent lines

151

5.8

Stress shielding

 Proximal humeral remodeling

 Tuberosities resorption

 Calcar osteopenia

 Lateral cortical osteopenia

 Spot welds

 Condensation lines

106

31

4

24

75

24

21

29.4

Glenoid grafts

 Radiolucent lines

 Not fully incorporated

 Failure

63

8

2

42.9

5.4

1.4

Heterotopic ossification

49

Scapular spur

41

Chronic pain

26

Shoulder stiffness

20

Glenoid radiolucent lines

13

0.8

Deltoid strain

1

Total

892

22.7