Dermabrasion is a skin resurfacing treatment people ask about for scars and lines. Knowing what to ask lets you judge what a surgeon tells you.
What to settle first
Dermabrasion is one choice among several. Before you read about it, write down what you want changed: a scar, a line, or both. Then ask the surgeon why dermabrasion fits that goal better than the other options.
Scars and lines are not the same problem
Ask the surgeon to point to the exact spot and say what is causing the mark, and whether it is a surface mark or a change in shape. A Cleveland Clinic page on scars covers scar treatment and cause.
Questions about men's skin
Ask the surgeon directly how your skin type changes the plan. Ask how the surgeon handles the edges of a treated area where it meets untreated skin.
What to ask about beard and hairline areas
Ask whether the treatment area includes skin that grows hair, and what the surgeon expects there. Ask to see photographs of men with a similar problem.
Redness, pigment change and other dermabrasion side effects
The Cleveland Clinic page on dermabrasion covers the procedure, its side effects and its benefits. Read it, then ask a surgeon to go through the same points for your skin.
Asking for more than one number
Do not ask for one number. Ask what dermabrasion is meant to change, what the alternatives are, and what your recovery will require at home. If your real concern is the scar, the StatPearls entry on scar revision is another place to start.