If your wound's edges separate, the wound may need to be left open to heal on its own. Your treatment will likely also include antibiotics. If there is something in the wound that is causing the infection, this will need to be removed by a physician. All lacerations will heal, even if left alone. Suturing simply allows a cut to heal quicker and with a better cosmetic result.
All wounds heal leaving a scar.
Many factors determine how noticeable a scar will appear. Some of these factors are how the cut is situated along lines of tension, if an infection occurs, or if the sutures are not removed in the amount of time specified by your doctor. Exposure to sunlight within the first 6 months can cause permanent discoloration of the wound. For people who have not completed a primary series of tetanus shots, any recommendations for additional tetanus immunization should be followed. Wound contamination is still the most common source for the development of tetanus , which can cause death.