Wound foreign body. Even in a typical wound center seeing hundreds of patients each month, a wound with a foreign body is not a usual occurrence. Foreign bodies can be of three general varieties: human induced, as with stitches and staples left from surgery; accidental, as with gardening maladies; and exotic, as with cutis calcinosis, an abnormal healing process where the base of the wound calcifies.
Yes. Any traumatic wound is at risk for foreign body (glass, sand, dirt, etc). That is why it is important to have a wound cleaned well as soon as possible after an injury. Get the the doctor asap to reduce risk of infection.