Bilateral Transforaminal Epidural Steroid Injections for Degenerative Lumbar Spinal Stenosis

Stopped biostatistician determined 20 subjects would be adequate to perform statistics

Conditions

• Spinal Stenosis, Lumbar Region, With Neurogenic Claudication

Interventions

• DRUG: bilateral transforaminal epidural steroid injections

Sponsor

Marshfield Clinic Research Foundation