Orthopaedic Surgeon
A dislocation occurs when the end of the humerus (the ball portion) partially or completely dislocates from the glenoid (the socket portion) of the shoulder. A partial dislocation is referred to as a subluxation whereas a complete separation is referred to as a dislocation. Risk Factors of Shoulder Instability.
The risk factors that increase the chances of developing shoulder instability include:
Injury or trauma to the shoulder.
Falling on an outstretched hand.
Repetitive overhead sports such as baseball, swimming, volleyball, or weightlifting.
Loose shoulder ligaments or an enlarged capsule.
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