how much fluid can build in the bursa of the shoulder
Shoulder Bursitis. The body contains over 150 fluid-filled sacs called bursa. Located throughout the body, bursa act as cushions, decreasing the rubbing between our soft tissue (skin, tendons and ligaments) and bony surfaces. Over time, bursa can become inflamed and painful, a condition known as bursitis.houlder Bursitis. The body contains over 150 fluid-filled sacs called bursa. Located throughout the body, bursa act as cushions, decreasing the rubbing between our soft tissue (skin, tendons and ligaments) and bony surfaces. Over time, bursa can become inflamed and painful, a condition known as bursitis.