60 patients involved were divided into two matched groups; Group A: 30 patients were treated with conventional fenestration laminectomy and discectomy and Group B: 30 patients were treated with microdiscectomy. The age of the patients involved in this study ranged from 19 years old to 46 years old

60 patients involved were divided into two matched groups; Group A: 30 patients were treated with conventional fenestration laminectomy and discectomy and Group B: 30 patients were treated with microdiscectomy. The age of the patients involved in this study ranged from 19 years old to 46 years old. All the patient was suffering from symptomatic lumbar disc herniation L4-5. Each patient was assessed clinically and MRI was done for all the patients to prove clinically, the symptomatic lumbar disc herniation which was present in all patients.

Inclusion Criteria:

• Adults who are symptomatic lumbar disc herniation L4-5. Each patient was assessed clinically and MRI was done for all the patients to prove clinically, the symptomatic lumbar disc herniation which was present in all patients. Conservative treatment for 6weeks was failed

Exclusion Criteria:

• smoking, previous lumbar spine surgery, Diabetes Melitus (DM) and neuromuscular disorders.