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Suprascapular Nerve Injury
Aka: Suprascapular Nerve Injury, Volleyball Player's Shoulder, Suprascapular Nerve Entrapment, Suprascapular Nerve Lesion
- See Also
- Peripheral Nerve Injury
- Brachial Plexus
- Causes
- Repetitive overhead activity
- Glenoid Labrum Tear with secondary cyst formation
- Pathophysiology
- Suprascapular nerve impingement (typically by ligament at the Scapular notch)
- Symptoms
- Infraspinatus weakness
- Weak external rotation at the Shoulder
- Supraspinatus weakness (variably involved)
- Weak arm elevation overhead
- Differential Diagnosis
- Rotator Cuff Injury
- Brachial Plexus Injury
- Suprascapular nerve exits Brachial Plexus trunk
- Diagnostics
- MRI Shoulder
- Evaluate for Rotator Cuff Tear, Labral Tear
- Obtain early in course (i.e. first month)
- Management
- Referral to orthopedic surgery if Rotator Cuff Injury
- Peripheral Nerve Block
- Physical Therapy
- Shoulder Range of Motion Exercises
- Strengthen compensatory muscles
- Avoid reinjury
- Avoid heavy lifting
- Avoid repetitive overhead activity
- Course
- Anticipate 6-12 month course with therapy
- References
- Mallon and Shoenberger in Herbert (2019) EM:Rap 19(2): 13-5
- Neal (2010) Am Fam Physician 81(2): 147-55 [PubMed]
- Safran (2004) Am Sports Med 32(4): 1063-76 [PubMed]