Periungual warts commonly affect children and young adults, especially if they are nail biters. These warts are difficult to treat, but it helps to start treatment as soon as you identify the warts.

What to know about periungual and subungual warts. How do you get them, and what are the treatments available for them.

Located in the longitudinal grooves of the proximal nail folds, periungual warts are often a source of embarrassment, deformity, and pain. When located in the lateral nail folds, they can cause ...