Fair skin and sunlight make us susceptible.
Most patients benefit from Mohs micrographic surgery.
Done in office with local anesthesia. Has a high cure rate and can spare the amount of skin area removed.
In the hands of an experienced fellowship trained doctor the results can be cosmetically fine.
Prevention is treatment of actinic precancers at intervals and sun protection daily. Ask your physician about oral niacinamide and topical therapies going forward. I had a quarter sized full thickness defect after surgery on my forehead. A year later it is hard to see the scar. Experience of the operator in closure is important.