The sternoclavicular (SC) joint is the pivot on which the shoulder girdle moves on the trunk.
This joint is a diarthrodial joint, permitting rotary movement of the clavicle. Internal rotation of the arm is associated with the maximum degree of rotation of the clavicle so that the bone protrudes anteriorly.
A sharp, forward thrust of the shoulder girdle, as in the motion of throwing, depends on the integrity of this joint....
"My knee feels stiff when I sit for a long time and it hurts to get up. But, after I walk for a few minutes, the pain eases up." "My... Read more »
In short, rheumatoid arthritis is an inflammatory disease which attacks joints in the body. It can affect the alignment and positioning... Read more »
Over the weekend, I had an opportunity to visit with my friend, Leslie, and her husband. Her husband noted that Leslie, who is in her late... Read more »
Lately, I’ve found that my hips have stiffened up. According to my massage therapist, part of the reason is due to lower back issues that... Read more »
When the pain of arthritis doesn't go away, replacing the problem joint may be an option. For the knee, the procedure to implant a new joint is... Read more »
What can be done about joint stiffness after a total knee replacement (TKR)? When all else fails, the implant can be revised. But does this really... Read more »