causes of trapezius scapular winging
Diagnosis: SCAPULAR WINGING. Scapular winging is a rare disorder often caused by neuromuscular imbalance. in the scapulothoracic stabilizer muscles. Lesions of the long thoracic nerve and spinal accessory nerves are the most common. cause. Patients report diffuse neck, shoulder girdle, and upper back pain, which may be.