Arthroscopic Subacromial Decompression The following video discusses important information you should consider before undergoing an Arthroscopic Subacromial Decompression also including Arthroscopic excision of Aromioclavicular Joint (ACJ excision), Long Head of Biceps (LHB) tenotomy, and Arthroscopic excision of Calcific Deposits. But remember that the video will only discuss the risks and complications in general terms. It will not cover all possibilities and inevitably can not be specific to your particular circumstances. After having watched the video be sure to discuss any concerns and your specific issues with your surgeon prior to surgery. ? Read more about arthroscopic subacromial decompression here.