There is lots of debate surrounding the use of subacromial decompressions but with the right assessment criteria they can be hugely beneficial. Check out the video below as top shoulder consultant Mr Andrew Chambler narrates us through the procedure.
There is tonnes more shoulder content in our Rotator Cuff Course including a similar video outlining a cuff repair.

There is no general consensus on which exercises we should use for rotator cuff pain.  Here is a nice loading progression which can be used pre and post operatively to increase load tolerance through the cuff

Here we are flicking through sections from a shoulder arthrogram. Can you spot the injury? MRI arthrograms are often utilised by clinicians to attempt to get a clearer picture of the integrity of the glenoid labrum.
Full case study and the resulting surgical repair and rehabilitation are depicted in detail in our Rotator Cuff Injury Course.