This often causes blockage in the main duct from the gland, and a cyst
develops. This is felt as a
painless, hard swelling.In such cases, antibiotics may be helpful, or surgical treatment might be required.
Other possibilities are sebaceous cysts (accumulations of secretions that can occur anywhere on the skin or mucosal surfaces), lipomas (fatty deposits) ,fibromas (fibrous tissue deposits),contact dermatitis or viral warts(small raised pimples to a mass of large, cauliflower-like growths.