What are the characteristics of tetanus infected wounds?

Tetanus infection, mainly due to rust nail stab or rusty iron cut. Are easy to infect tetanus, wound is mainly after bacterial infection produced redness and pain, local necrosis abscess phenomenon. Some can be accompanied by lymphadenitis swelling, if there is no infection, the wound can heal on its own, if suffering from tetanus, this or need timely hospitalization for treatment, treatment is not timely easy to affect life and health. If there is rust cut, or need to go to the hospital in time to inject tetanus vaccine, so as to prevent tetanus infection.