Dr. Collin Costello

Photo of a woman taken from the back as she wades into the ocean.
Mayo Clinic Q and A: Screening for skin cancer: Who is at risk?

Dr. Collin Costello explains who is at risk for skin cancer, what happens during a skin cancer screening and how skin cancer is removed.

Photo of a woman outside in the sun
Common types of skin cancer

Dr. Collin Costello explains how to spot the most common nonmelanoma skin cancers: basal cell carcinoma and squamous cell carcinoma.

Photo of an older man looking up with his face to the sun.
Who should be screened for skin cancer?

Dr. Collin Costello, a Mayo Clinic dermatologist, explains who should see a healthcare professional for an annual skin exam.