Radiofrequency vs. Ultrasound Therapy for Shoulder Joint in Stroke Patients: A Comparative Clinical Trial

Inclusion Criteria: * Fourty-five hemiplegic patients with shoulder pain post- stroke from both sexes will participate in this study. * The patients will be older than 18 years old (30-60 years old) * The presence of sub-acute shoulder pain (more than 3 months). * Sub-acute stroke survivors (3 months post-stroke). * score of 1\|1+ points on the Modified Ashworth Scale (MAS) on shoulder joint. * Stage 2 or above according to Brunnstrom function assessment of shoulder joint * All conducted patients experienced a single stroke during the last 3 months with cognitive capacity that will enable them to comprehend and follow the instructions (Mini-Mental Scale score \> 24). Exclusion Criteria: * The following patients will be excluded from the study patients with: * Bilateral adhesive capsulitis * Systemic diseases such as rheumatoid arthritis, malignancies, heart diseases, infections, coagulation disorders, full rotator cuff tears * A history of recent shoulder surgery, neurological problems involving the upper extremity, shoulder joint osteoarthritis * Upper extremity fractures, cervical radiculopathy * Impaired sensation, having a heart pacemaker, pregnancy * Injuries in the upper limbs * Other neurological diseases or cancer * Osteosynthesis material or pacemaker * Botulinum toxin or antispastic treatment 3 months prior to studying. * Any contraindication to massage and Tecar as skin infections, inflammatory vascular diseases, or acute inflammation.