A 68-year-old established male patient with osteoarthritis of the lumbar region returns to the office for a scheduled paravertebral facet joint injection. The patient is currently on a nonsteroidal antiinflammatory drug, ranitidine, and glucosamine-chondroitin. He reports pain and stiffness in his lower lumbar area and denies any other complaints. The two facets at L4–L5 are each injected with glucocorticoid preparations. Fluoroscopic guidance is done for the supervision of needle placement.
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