Pilonidal Cyst Causes Symptoms Treatments RemovalLump from an hair is a painful ailment that requires adequate treatment. Such type of cyst forms when a hair becomes in within your epidermis, causing inflammation and potential infection. Managing an ingrown hair cyst caused by an ingrown hair correctly may help ease discomfort and avoid additional problems. If you're struggling with an ingrown hair cyst, visiting professional recommendations is advisable to address it adequately and prevent any potential dangers hinged on self-treatment.