New System for the Classification of Epiphyseal Separation of the Coracoid Process: Evaluation of Nine Cases and Review of the Literature
Table 1
Characteristics of patients with epiphyseal separation of the coracoid process treated in our center.
Location of separation
Age
Sex
Cause of injury
Mechanism of injury
Associated injury
Treatment
Functional outcome
1
Base (I)
15
M
Fall
Fall on the shoulder
AC dislocation (II)
ACJ: K-wiring coracoid: screw fixation
Excellent
2
Base (I)
15
M
Fall from bicycle
Fall on the shoulder
AC dislocation (II)
Conservative (sling 4 weeks)
Excellent
3
Base (I)
14
M
Rugby
Direct trauma by tackle
AC dislocation (III)
Conservative (sling 4 weeks)
Excellent
4
Base (I)
11
M
Fall
Fall on the shoulder
Clavicle distal end fixation
Coracoid: screw fixation
Excellent
5
Base (I)
14
M
Soccer
Fall on the shoulder
AC dislocation (III)
ACJ: K-wiring coracoid: screw fixation
Excellent
6
Base (I)
11
F
Judo
Fall on the shoulder
AC dislocation (III)
ACJ: K-wiring coracoid: screw fixation
Excellent
7
Base (I)
16
M
Fall
Fall on the shoulder
AC dislocation (III)
Conservative (sling 4 weeks)
Excellent
8
Center (II)
16
M
Motorcycle
Fall on the shoulder
Clavicle double fixation
Clavicle: K-wire and soft wire fixation
Good after infection
9
Center (II)
17
M
Motorcycle
Fall on the shoulder
AC dislocation (II)
Conservative (sling 4 weeks)
Excellent
AC, acromioclavicular; ACJ, acromioclavicular joint; F, female; M, male. The numbers in parentheses indicate the grade of AC dislocation (II: subluxation of AC joint; III: complete dislocation of AC joint).
