A dermatologist's vigilance can help catch skin cancer early. Dr. Michelle Henry, a founder of a Manhattan surgery practice, has spotted melanoma in patients visiting for other reasons.

In one instance, she found melanoma on a woman's forearm during a laser skin resurfacing consultation. As a precaution, Dr. Henry also monitors her own skin.

Further details on skin cancer detection and prevention are available from the source, including Dr. Henry's personal habits for protecting her skin.