Self-mutilation is a behavior often associated with various psychiatric diseases, and it has various risk factors. Self-cannibalism, an extremely rare form of self-mutilation, can also be observed in the absence of psychosis and substance abuse. This study reports a case of self-cannibalism with multiple risk factors including history of substance use, previous self-mutilation actions, suicidal attempts, antisocial personality disorder, imprisonment, and active symptoms associated with untreated schizophrenia.
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