Princeton's WordNet(4.75 / 4 votes)Rate this definition: 1  light, illumination(noun) a condition of spiritual awareness; divine illumination. 2  illumination(noun) the degree of visibility of your environment. 3  clarification, elucidation, illumination(noun) an interpretation that removes obstacles to understanding.
The injection for a brachial plexus block is in the. side of your neck, or in your armpit, or close to your collar bone. Other. nerves can be blocked near the elbow, or in the forearm, wrist or hand. Sedation is commonly given before the injection is done.
A patient who has coronary artery disease involving severe blockages in major heart arteries â and who can withstand the grueling surgery â would likely undergo coronary artery bypass grafting, or CABG. The breastbone is âcrackedâ and cardiac surgeons operate while the patient is on a heart-bypass machine.