Dr. Albertson performed a lumbar laminectomy, 2 vertebral segments, for decompression on Grace James on September 15. One month later, as originally planned, Dr. Albertson brought Grace back into the OR to implant an epidural drug infuser with a subcutaneous reservoir. Code both procedures.

The procedure is epidural drug administration.

Explanation:

The patient (Grace) must have suffered back pain as a result of lunar laminectomy performed on her and epidural drug administration was introduced.

In epidural drug administration, epidural injection are used to treat radicular pain from herniated discs, spinal stenosis, chemical disc, chronic pain secondary to post surgery syndrome.

The injection is given in theatre conditions.

an adaptation is a change or process by which an organism takes to be better suited for its environment. for example; migration is a behavioral adaptation, this is needed because birds are not built to last extremely cold climates. there are different adaptations because there are different species needing to adjust to different things, bears don't migrate; they hibernate.