Tight, closely fitting shoes can also create a breeding ground for warts. If a
plantar wart causes difficulty walking, see a doctor. In the case of a
plantar wart, a doctor needs to distinguish between corns, calluses, and warts. Usually, a physician can diagnose a plantar wart by its appearance, but if necessary, he or she can scrape the skin and send the sample to a lab for inspection.
Plantar warts are one of six main categories of warts.