Warts on the chest are caused by infection with HPV (human papillomavirus), the common type of warts is common warts mostly associated with subtypes of HPV 1, 2 and 3, which are mainly spread through direct contact.
Warts due to HPV infection, warts on the chest are usually common warts, which appear as firm papules with a rough surface and can occur anywhere on the body. The subtypes of HPV that cause common warts can be transmitted through direct skin contact, indirect contact (such as using contaminated towels), and can lead to infection and wart production when the body is immunocompromised.
The majority of the warts on the chest can be self-healing, if the warts grow, the spread of warts need to be timely to the hospital treatment (such as laser, electrocautery, photodynamic therapy, etc.). The actual warts can be found in a number of different places, including the home, the home, the home, and the office.