Acromioplasty does not provide additional benefits for subacromial impingement

J Bone Joint Surg Br. 2009 Apr;91(4):504-10

Subacromial injections inaccurate regardless of infiltration method or surgeon confidence

Arthroscopy. 2006 Mar;22(3):277-82.

No significant short term effect of subacromial decompression in rotator cuff repair

Arthroscopy. 2007 Jan;23(1):81-8.

Cost-efficacy analysis of decompression versus irrigation and no treatment for subacromial pain

Bone Joint J. 2019 Jan;101-B(1):55-62. doi: 10.1302/0301-620X.101B1.BJJ-2018-0555.R1

No clinically relevant benefit of subacromial decompression for subacromial shoulder pain

Lancet. 2018 Jan 27;391(10118):329-338. doi: 10.1016/S0140-6736(17)32457-1

Subacromial impingement syndrome: efficacy of pharmaceutical and injectable interventions

Arch Phys Med Rehabil. 2013 May;94(5):961-76. doi: 10.1016/j.apmr.2012.11.041. Epub 2012 Dec 12

Methylprednisolone is more effective than tenoxicam for subacromial impingment

J Bone Joint Surg Br. 2010 Jan;92(1):77-82.

Surgery vs conservative treatment or subacromial decompression for rotator cuff tears in the elderly

Bone Joint J. 2019 Sep;101-B(9):1100-1106.

Subacromial decompression provides no additional benefits during rotator cuff repair

Arthroscopy. 2012 Feb 2

Higher rate of injection accuracy with midlateral vs posterior subacromial injection

Orthopedics. 2019 Jan 1;42(1):e44-e50. doi: 10.3928/01477447-20181109-03

Efficacy of ultrasound-guided corticosteroid injections for shoulder pain treatment

Semin Arthritis Rheum. 2015 Dec;45(3):374-8

Dual-target superior to standard subacromial corticosteroid injection for shoulder impingement

Arch Phys Med Rehabil. 2019 Nov;100(11):2119-2128.

Specific exercise strategy effective in treating subacromial impingement syndrome

BMJ. 2012 Feb 20;344:e787. doi: 10.1136/bmj.e787

AAOS 2016: Subacromial inferior to IA corticosteroid injection for frozen shoulder

Rotator cuff syndrome: Posterior route for subacromial injection not accurate

J Bone Joint Surg Am. 2012 Aug 15;94(16):1442-7.

Subacromial impingement: Hyaluronic acid less effective than corticosteroid injection

J Bone Joint Surg Br. 2012 Sep;94(9):1246-52

ISAKOS2017: Short-term functional improvement better with SSNB vs subacromial injection for RC tears

Subacromial Shoulder Pain: Exercises Compared to Radial Extracorporeal Shock-Wave Therapy

Phys Ther. 2011 Jan;91(1):37-47. Epub 2010 Nov 18

Subacromial impingement syndrome: Conventional therapy improved by diacutaneous fibrolysis

Man Ther. 2013 Oct;18(5):418-24

Specific vs general exercise program for treatment of subacromial impingement syndrome

BMC Musculoskelet Disord. 2017 Apr 17;18(1):158