Effect of Mulligan Technique on Shoulder Dysfunction Post Neck Dissection Surgeries

1\) Subjects: 76 patients suffering from shoulder dysfunction following neck dissection surgeries will participate in this study. The participants will be selected from Damanhur Oncology Center and randomly will be distributed into two groups. Group (A): 38 patients will receive MWM in plus traditional physiotherapy program 3 sessions per week for 6 weeks. Group (B): 38 patients will receive traditional physiotherapy program 3 sessions per week for 6 weeks. The participants will be selected from Damanhur Oncology Center and randomly will be distributed into two groups equal in number. 2\) Equipment: Therapeutic equipment: * Mulligan Mobilization Technique: to increase shoulder flexion, abduction, external rotation * Traditional physical therapy program: Measurement equipment: * Digital Goniometer * Shoulder Pain and Disability Index