Shoulder bursae

Shoulder bursae refers to sacs surrounding the shoulder joint that are filled with synovial fluid. As with bursae in general, they facilitate movement and reduce friction at tendon-tendon and tendon-bone interfaces.

There are five main bursae around the shoulder. They include:

• subacromial-subdeltoid (SASD) bursa
• subscapular recess
• subcoracoid bursa
• coracoclavicular bursa
• supra-acromial bursa

Sometimes authors include a 6bursal space which is the

• medial extension of subacromial-subdeltoid bursa