Presentation: Pain in low back, right side, following attempts to lift heavy object four days ago. Patient has been unable to continue work since.
Physician evaluation: Segmental tenderness of the right T12 and L1 nerves indicate lumbar sprain.
Resolution: Paravertebral infiltration of the area caused immediate cessation of pain and tenderness. Although the pain returned the next day, it was decreased in severity. Patient was able to return to work after the fourth treatment.