Age

18–any

Sex

ALL

Healthy volunteers

Not accepted

Adults able to consent
Lumbar radiculopathy with MRI-confirmed pathology
No history of back surgery
Use of interlaminar approach lumbar spine injections
No use of oral pain medication other than Tylenol or Acetaminophen during the 6 weeks after injection

Adults unable to consent
Individuals who are not yet adults (infants, children, teenagers)
Pregnant women
History of back surgery
Use of oral pain meds other than Tylenol or Acetaminophen during the 6 weeks after injection

Dose Dependent Steroid Injections