Infected Ingrown Hair Symptoms Treatment and PreventionBump from a strand is an unpleasant issue that demands correct treatment. This type of cyst develops when a hair becomes in into the skin, causing irritation and possible infection. Managing an ingrown hair cyst caused by an strand correctly could help relieve discomfort and prevent additional complications. Should you be having difficulties with an ingrown hair cyst, visiting professional recommendations is suggested to address it properly and avoid any potential hazards associated with self-treatment.