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Revision shoulder stabilization: 2- to 10-year results
S J Zabinski1, G H Callaway, S Cohen
1Hospital For Special Surgery, New York, NY, USA.
Journal of Shoulder and Elbow Surgery
|March 17, 1999
Summary
Revision shoulder stabilization is reliable for anterior instability but unpredictable for multidirectional instability. Patients with anterior instability had better outcomes after revision surgery compared to those with multidirectional instability.
Area of Science:
- Orthopedic Surgery
- Sports Medicine
- Shoulder Instability
Background:
- Recurrent shoulder instability often necessitates revision surgery.
- Understanding outcomes of revision shoulder stabilization is crucial for patient management.
Purpose of the Study:
- To evaluate the outcomes of revision shoulder stabilization for recurrent unidirectional anterior instability versus multidirectional instability.
Main Methods:
- Retrospective review of 43 patients undergoing revision shoulder stabilization between 1978 and 1992.
- Patients were divided into two groups: unidirectional anterior instability (Group A) and multidirectional instability (Group B).
- Surgical procedures and patient outcomes were analyzed.
Main Results:
- Group A (unidirectional anterior instability) showed a 78% rate of good or excellent results after revision surgery.
- Group B (multidirectional instability) had only a 39% rate of good or excellent results, with frequent reoperations and some requiring glenohumeral fusion.
- Bankart lesions were found in only 24% of patients, indicating significant capsular laxity in both groups.
Conclusions:
- Revision shoulder stabilization is a reliable procedure for recurrent anterior instability.
- Outcomes for revision surgery in patients with multidirectional shoulder instability are unpredictable, with a high rate of failure and reoperation.