Nodule resulting from a follicle can be an unpleasant ailment which requires proper treatment. This type of bump arises when an ingrown hair becomes back into your epidermis, resulting in swelling and potential infection. Treating an ingrown hair cyst resulting from an ingrown hair properly can help alleviate discomfort and avoid further problems. Should you be dealing with a cyst, consulting medical guidance is recommended to manage it properly and prevent any potential dangers associated with DIY approaches.