The 17 Best Ingrown Hair Treatments of 2023 ByrdieCyst from an ingrown trichome can be a painful ailment that needs adequate treatment. Such kind of bump forms when a hair becomes back into your epidermis, resulting in swelling and potential infection. Managing an ingrown hair cyst caused by an ingrown strand correctly can help alleviate pain and avoid additional issues. If you're having difficulties with a cyst, visiting medical recommendations is recommended to address it adequately and avoid any potential risks associated with DIY approaches.