Effect of Neurodynamic Moblization Versus Mulligan on Pain and Functional Abilities in Patients With Chronic Discogenic Sciatica

the patients will receive neurodynamic mobilization in the form of opening technique which include; static opening and dynamic opening. also, sliding and tensioning technique+ selected physical therapy program

sustained natural apophyseal glide SNAGs are mobilisation techniques and are used as part of the Mulligan Concept+ selected physical therapy program The patient position is stitting on the edage of the plenth non weight bearing position. The therapist will stand behind the patient, the therapist will apply SNAG for 3 repetitions during the initial screening session,the patient will be asked to lean forwared while applying the technique .the therapist apply onle from fove to seven repetitions.patients who experienced no worsening or showed improvement of pain and ROM were considered good indication for the effectivness of treatment .

"The program of therapeutic exercises consisted of upper and lower back exercises. Each exercise will repeat from ten to thirty times, three repetitions in three sets with rest one to two minutes between the sets. The repetition of each exercise vary according to the physical ability of each patient.~Lower back strengthening exercises: From prone lying position, the patient will asked to raise one lower limb then the other then both lower limbs+ TENS and US"