After mastectomy, patient is NOT able to extend, adduct and internally rotate the arm. Nerve supply to which of the following muscles is damaged:-: (A) Pectoralis major, (B) Teres minor, (C) Latissimus dorsi, (D) Long head of Triceps
Answer is C. Mastectomy may damage thoracodorsal nerve leading to paralysis of latissimus dorsi. The patient finds difficulty in - shoulder extension medial rotation adduction.