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"Separation" of the acromioclavicular (AC) joint, where the end of the collarbone meets the shoulder blade, is actually a sprain of the ligaments that connect the two bones. "Separation" is an old medical term that has been applied to the widening of the space between the bones. Since this problem involves ligaments, it really should be called a sprain. AC separation is typically an injury of young, active people who fall on the shoulder. Most commonly, it occurs when a person lands on the point of the shoulder, driving the shoulder blade down relative to the clavicle. Patients often tell of being thrown over the handlebars when bicycling, being tackled while playing football, or being upended while skiing. As with sprains , there are degrees of severity. Weight lifters, in particular those who do bench presses, often get AC separation. It can also occur in other situations where lifting occurs, or with injury such as falling on the shoulder. A mild, or first-degree, s...
Does John McCain have shoulder osteoarthritis? Is that why he has trouble elevating his arms above his head?
Whatever your political views may be, hopefully we can all agree that we owe a profound debt of gratitude to Sen. John McCain for his honorable service during the Vietnam War. I do not provide medical care for Sen. McCain and I do not know his personal medical history, but a patient with shoulder pain asked me "What's wrong with McCain's shoulders and why can't he raise his hands above his head?"
There are many reasons why a person may not be able to raise his hands high above his head. Many of them deal with shoulder problems. With the disclaimer once more that I don't know Sen. McCain's medical history or the extent of the injuries he incurred as a prisoner of war in Vietnam, there are certain reasonable hypotheses one could make.
While shoulders are not common joints to develop significant osteoarthritis, they are much more prone to developing osteoarthritis if they...
Definition Frozen shoulder is when the shoulder is painful and loses motion because of inflammation. Alternative Names Adhesive capsulitis Causes, incidence, and risk factors The joint capsule of the shoulder joint has ligaments that hold the shoulder bones to each other. When the capsule becomes inflamed, the shoulder bones are unable to move freely in the joint. Most of the time there is no cause for frozen shoulder. However, risk factors include: Cervical disk disease of the neck Diabetes Shoulder injury Shoulder surgery Open heart surgery Hyperthyroidism
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