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  • Q&A with Australian Health Practitioners

    What are the causes of shoulder instability?

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  • Mr Austin Vo is a highly qualified Melbourne trained Orthopaedic Surgeon with expertise in all aspects of shoulder and knee surgery. His international subspecialty training … View Profile

    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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