Your defect must be real and not imagined. However minor, it should still be visible to others, especially the doctor. The objective is improvement not perfection. You must understand what the procedure involves, what form of anaesthesia will be used and what preparations are required. This will help allay anxiety.
Complications are generally, rare under the hands of an experience physician.
Nonetheless, you must understand what the possible risks are so that you can make a decision whether to have treatment or not. It will be a pity if after undergoing, for example, expensive procedures to reverse some of the signs of photoageing for you to continue outdoor sporting activities without taking any precautions a against the sun. You must be in reasonable health as this has an influence on the choice of treatment, your rate of recovery and the risk of complications. Prices vary from doctor to doctor and insurance companies generally do not cover the costs of cosmetic procedures. Decide after you have considered other, more conservative options.