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By Mayo Clinic staffSelf-injury can cause a variety of complications, including:
- Worsening feelings of shame, guilt and low self-esteem.
- Infection, either from your wounds or from sharing implements.
- Life-threatening problems, such as blood loss if major blood vessels or arteries are cut.
- Accidental or deliberate suicide. You may unintentionally injure yourself fatally, especially if you engage in self-injury while under the influence of alcohol or illicit drugs. You're also at higher risk of deliberately taking your own life.
- Permanent scars or disfigurement.