The Acromioclavicular Joint, or AC Joint, is one of four joints that comprises the Shoulder complex. The AC Joint is formed by the junction of the lateral clavicle and the acromion process of the scapula and is a gliding, or plane style synovial joint.
The origin of pain is normally a trauma (lateral fall, accidents,etc). Very common in rugby, judo, sambo and Brazilian Jiu Jitsu.
Symptoms of an AC joint injury are
- Shoulder or arm pain on the ACJ area.
- A visible bump, bruise, or swelling on your shoulder.
- Limited shoulder mobility when moving the arm upwards or crossing over the body.
- Weakness in your shoulder or arm.
- Pain when lying on the affected side.
- A popping sound when you move your shoulder.
Levels of ACJ injury
Grades I-III are the most common (mild to moderated sprains). Grades IV-VI are very uncommon and are usually the result of a very high-energy injury such as one that might occur in a motor vehicle accident. Grades IV-VI are more severe.
Treatment:
First of all, the healing process must be respected. Time is needed.
Grades I-III are treated with physiotherapy. the most common (mild to moderated sprains). Grades IV-VI are very uncommon and are usually the result of a very high-energy injury such as one that might occur in a motor vehicle accident. Grades IV-VI are treated surgically because of the severe disruption of all the ligamentous support for the arm and shoulder.
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