Final answer:
A surgical revision is a planned procedure conducted to make changes or adjustments to a previous surgery in order to correct complications, improve outcomes, or enhance the patient's condition.
Step-by-step explanation:
A surgical revision is defined as a procedure conducted to make changes or adjustments to a previous surgery. It is planned prospectively at the time of the original procedure and is done to correct any complications, improve outcomes, or enhance the patient's condition. The revision is typically based on the surgeon's assessment and the patient's specific needs.