Arthroscopy-Assisted Lower Trapezius Tendon Transfer Combined with Superior Capsular Reconstruction in Posterosuperior Irreparable Rotator Cuff Tears: A Case Report

aLTT combined with SCR in patients with PSIRCTs resulted in clinical improvement at the 5-year follow-up; however, SCR graft rupture was observed. This may be due to stress concentration on the graft, which could have contributed to the failure. Therefore, the risk of SCR graft rupture should be carefully considered when performing this combined procedure.