Medicare may cover the removal of sebaceous cysts, also known as epidermal, keratin, or epithelial cysts, if a healthcare professional deems the procedure medically necessary. Sebaceous cysts are ...

Ingrown hairs in the pubic area can form cysts, or sacs of fluid beneath the skin. A person may notice a lump, possibly with a hair visible beneath it. Cysts often go away without treatment, but some ...