Bump caused by an ingrown trichome is an unpleasant issue that requires adequate treatment. Such form of cyst develops when an ingrown hair grows back into the skin, triggering irritation and potential infection. Dealing with a cyst caused by an ingrown strand effectively may help alleviate unease and stop more issues. Should you be struggling with a cyst, visiting professional guidance is recommended to address it properly and avoid any potential risks associated with self-treatment.