Mechanical Response of Hip and Knee Muscles Following Randomized Crossover Trials in Patellofemoral Pain Syndrome

Hamada A. Hamada, Hossam E. Fawaz, Ghada Koura, Noran A. Elbehary, Salam M. Elhafez

Hamada A. Hamada, Hossam E. Fawaz, Ghada Koura, Noran A. Elbehary, Salam M. Elhafez – Mechanical Response of Hip and Knee Muscles Following Randomized Crossover Trials in Patellofemoral Pain Syndrome. Fizjoterapia Polska 2020; 20(1); 160-168

Abstract
Background. Faulty hip kinematics during weight bearing activities is proposed to contribute to patellofemoral pain syndrome (PFPS). However, limited information exists to determine the effectiveness of exercises programs that not only act on the knee joint, but also on the hip joint in patients with PFPS. Purpose. The purpose of this study was to compare between the effect of the starting with hip strengthening exercises before knee exercises program and the starting with knee exercises program before hip strengthening exercises on pain intensity, Kujala questionnaire scale, quadriceps angle (Q-angle), anteversion angle, and eccentric peak torques (PT) for hip abductors, external rotators, and knee extensors in patients with PFPS. Materials and Methods. Twenty-four patients suffering from PFPS were randomly assigned into two equal groups of twelve. Group (A): their mean age, weight, height and BMI values were 23.33 ± 5.39 years, 71.16 ± 13.05 kg, 164.75 ± 4.5 cm, and 26.21 ± 4.71 kg/m² respectively. They received hip abductors and external rotators strengthening exercises for three weeks followed by knee extensors strengthening exercises and stretching exercises for hamstring quadriceps, iliotibial band and gastrocnemus for another three weeks. Group (B): their mean age, weight, height and BMI values were 23.16 ± 6.33 years, 69.41 ± 18.14 kg, 164.66 ± 7.27 cm, and 25.2 ± 6.2 kg/m² respectively. They received knee extensors strengthening exercises and stretching exercises for hamstring, quadriceps, iliotibial band and gastrocnemus for three weeks followed by hip abductors and external rotators strengthening exercises for another three weeks. Both groups received three to four sessions per week for six weeks. Pain level, Kujala scale, Q-angle, anteversion angle, and isokinetic eccentric PT for hip abductors, external rotators, and knee extensors were recorded before, after three weeks, and after six weeks of exercises. Results. 2×3 Mixed Design MANOVA revealed that there was a significant reduction in level of perceived pain and improvement of Kujala scale in group (A) compared with group (B) after six weeks of exercise (p < 0.05). However, there was no significant difference in the Q-angle, anteversion angle, and isokinetic eccentric PT for hip abductors, external rotators, and knee extensors between the tested groups after six weeks of exercise (p > 0.05). Conclusion. Starting rehabilitation program with hip strengthening exercises before knee exercises program is more effective than starting with knee exercises program before hip strengthening exercises in reducing pain and improving knee function in patients with PFPS. Consequently, this may help physiotherapists in designing the most effective and efficient prevention and rehabilitation programs for patients suffering from PFPS.

Key words:
Patellofemoral Pain Syndrome, Hip, Knee, Strengthening Exercises, Q -Angle, Anteversion Angle

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Effect of Pilates Exercises on Shoulder Dysfunction Post Thyroidectomy: A Prospective Randomized Controlled Trial

Ereny S. Wahba, Noran A. Elbehary, Reda Kotb Abd Elrazik, Hamada Ahmed Hamada

Ereny S. Wahba, Noran A. Elbehary, Reda Kotb Abd Elrazik, Hamada Ahmed Hamada – Effect of Pilates Exercises on Shoulder Dysfunction Post Thyroidectomy: A Prospective Randomized Controlled Trial. Fizjoterapia Polska 2019; 19(4); 136-141

Abstract
Introduction. Thyroid cancer is the most common type of cancer in the endocrine system. Thyroidectomy has potential complications. Shoulder dysfunction is the most reported physical complication following neck dissection surgery post thyroidectomy. Various treatment is utilized to diminish or counteract shoulder distortion. The purpose of this study was conducted to determine the effect of Pilates Exercises on Shoulder Dysfunction after Thyroidectomy. Methods. A prospective, randomized, controlled study with the pretest-posttest design was performed; 50 patients who were 6 months to 1-year post unilateral neck dissection and aged 30-50 years (at the time of surgery). They were randomly assigned to 2 groups: Experimental Group (Group- A): (25 Patients, 14 males and 11 females) were treated with Pilate’s exercises in the clinic under the supervision of a physiotherapist, for 12 weeks, 3 sessions /week. Control Group (Group-B): (25 patients, 12 males and 13 females) were treated with conventional therapy. All treatment interventions were applied at the frequency of 3 sessions/week for 12 weeks. The participants were recruited from the National Cancer Institute in Cairo to be treated in the outpatient clinic, Faculty of Physical Therapy, Cairo University at the period from September 2018 and May 2019. Results. Outcome measures were taken with Shoulder Pain and disability index (SPADI) was developed to evaluate the shoulder pain and disability and Shoulder range of motion: Active ROM of shoulder flexion, abduction, and external and internal rotation; was measured by a digital goniometer, before the treatment, and 12 weeks after the intervention. The comparison among the 2 groups revealed that there was a significant decrease in pain, disability and total percentage of SPADI of group A compared with that of group B (p < 0.05); Also there was a significant increase in flexion, abduction, external and internal shoulder ROM of group A compared with that of group B (p < 0.05). Conclusions. It was concluded that Pilate’s exercises have greater efficacy than conventional therapy in the rehabilitation of patients with shoulder dysfunction post thyroidectomy.

Key words:
thyroidectomy, shoulder dysfunction, Pilate’s exercises

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