Overview
Multiple fractures of the humerus often require surgical intervention, particularly for displaced fractures. Intra-medullary nailing (IMN) is a common technique, but concerns exist regarding its impact on rotator cuff integrity and shoulder function.Diagnosis
Clinical Presentation: Pain, swelling, deformity, and limited range of motion 1.
Imaging: X-rays to assess fracture displacement and location; CT scans for detailed fracture assessment and postoperative evaluation 12.
Ultrasound: Useful for assessing rotator cuff integrity postoperatively 1.Management
First-Line Treatment: Antegrade percutaneous intra-medullary nailing using third-generation nails (straight, small diameter, with locked screws) for displaced fractures 1.
Technical Considerations: Rotator cuff-sparing approach with biceps tenodesis to minimize postoperative shoulder pain 2.
Postoperative Rehabilitation: Focus on restoring shoulder function; specific protocols not detailed in abstracts 1.Special Populations
Elderly: Third-generation IMN techniques show promise in maintaining rotator cuff integrity and shoulder function in older adults 1.
Comorbidities: No specific recommendations provided; individualized surgical risk assessment recommended 1.Key Recommendations
Utilize third-generation intra-medullary nails for humerus fractures to preserve rotator cuff integrity and improve shoulder function (Evidence: Moderate 1).
Consider a rotator cuff-sparing approach with biceps tenodesis during IMN to reduce postoperative shoulder pain (Evidence: Expert opinion 2).
Implement postoperative imaging, including CT scans when feasible, to monitor fracture healing and surgical outcomes (Evidence: Moderate 1).References
1 Muccioli C, Chelli M, Caudal A, Andreani O, Elhor H, Gauci MO et al.. Rotator cuff integrity and shoulder function after intra-medullary humerus nailing. Orthopaedics & traumatology, surgery & research : OTSR 2020. link
2 Christ AB, Gausden EB, Warner SJ, Nellestein AM, Thacher RR, Lorich DG. Rotator Cuff-Sparing Approach for Antegrade Humeral Nailing With Biceps Tenodesis: A Technical Trick With Clinical Implications. Journal of orthopaedic trauma 2017. link