Barium Enema with Air Contrast. Your doctor has requested a procedure called a barium enema with air contrast. This exam is performed to assess a change in bowel habits, abdominal pain or rectal bleeding, or if your doctor suspects that you may have diverticulitis (small inflamed areas in your colon) or polyps (growth of tissue on your colon).
Medial Branch Block. The medial branch nerves are small nerve branches that transmit pain from the facet joints (small joints between vertebrae). The nerves do not control any muscles or sensation in your arms or legs.They are located along a boney groove in your back and neck.edial Branch Block. The medial branch nerves are small nerve branches that transmit pain from the facet joints (small joints between vertebrae). The nerves do not control any muscles or sensation in your arms or legs.
The long ciliary nerves provide sensory innervation to the eyeball, including the cornea. In addition, they contain sympathetic fibers from the superior cervical ganglion to the dilator pupillae pupillÃ¦. musclehe sympathetic fibers to the dilator pupillae muscle mainly travel in the nasociliary nerve but there are also sympathetic fibers in the short ciliary nerves that pass through the ciliary ganglion without forming synapses.