The shoulder is a ball and socket joint that allows a wide range of movement. Injury or degradation of the joint structures, from the muscles and soft tissues to the bones, can result in shoulder pain.
The Shoulder
Skin Cancer of the Hand and Upper Extremity
Cancer of the skin is a change in your skin cells during which they grow abnormally and form a malignant tumor. These abnormal cells can invade your body, become implanted in other organs, and continue to grow, a process called metastasis.