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Do patients with traumatic recurrent anterior shoulder instability have generalized joint laxity?
Maximiliano Ranalletta1, Santiago Bongiovanni, Federico Suarez
1Hospital Italiano de Buenos Aires, Shoulder Unit Orthopaedic Service, Ciudad Autónoma de Buenos Aires, Buenos Aires, Ack 1199, Argentina. mranalletta@yahoo.es
Clinical Orthopaedics and Related Research
|July 27, 2011
Summary
Generalized joint laxity (GJL) does not appear to increase the risk of recurrent shoulder instability (RSI). This study found no significant difference in GJL rates between patients with RSI and a healthy control group.
Area of Science:
- Orthopedics
- Sports Medicine
- Musculoskeletal Health
Background:
- Generalized joint laxity (GJL) is linked to higher risks of certain musculoskeletal injuries.
- Existing research presents conflicting findings regarding the association between GJL and traumatic recurrent shoulder instability (RSI).
Purpose of the Study:
- To investigate whether the incidence of GJL is higher in patients diagnosed with RSI compared to a control cohort.
- To clarify the relationship between joint laxity and shoulder instability.
Main Methods:
- A Beighton score was used to assess GJL preoperatively in 100 male patients undergoing arthroscopic treatment for RSI.
- A control group of 100 age- and gender-matched individuals with no history of shoulder, knee, or ankle instability was also assessed for GJL.
- A Beighton score exceeding six indicated joint laxity (GJL).
Main Results:
- No statistically significant difference in the prevalence of GJL was observed between the RSI patient group (13%) and the control group (9%).
- The findings indicate that GJL is not a distinguishing factor for RSI in this cohort.
Conclusions:
- The study's results contribute evidence suggesting that generalized joint laxity (GJL) may not be a predisposing factor for traumatic recurrent shoulder instability (RSI).
- Further research may be warranted to fully elucidate the multifactorial nature of RSI.
