This situation for our body tissues belong to the foreign body if not removed, it will appear repeated immune system reactions appear infection septic, this situation is recommended to go directly to the hospital. There are two situations that may occur after a long period of time, one is the appearance of infection, which can appear red, swollen, hot, painful and other inflammatory manifestations, and may even suppurate, which may further cause systemic infection, which may be dangerous at this time. Another possibility is that the thorns that are lodged in the flesh may be wrapped in tissue to form a hard callus or crust, or may form a tumor that resembles a fibroid. If the thorn is lodged in the flesh, it is still recommended that it be removed in a timely manner, either by picking it out with tweezers or a syringe needle, or if it cannot be removed on its own, it is recommended that it be treated at a hospital in a timely manner.