What characterizes the behavior of a patient diagnosed with Antisocial Personality Disorder?

A patient diagnosed with Antisocial Personality Disorder typically exhibits a marked pattern of disregard for the rights, feelings, and safety of others. This is characterized by a consistent failure to conform to social norms, deception, impulsivity, irritability, aggression, and a lack of remorse for harmful actions. Such individuals might engage in manipulative or exploitative behaviors, harming others without guilt or consideration. This core feature of Antisocial Personality Disorder differentiates it from other mental health conditions that may involve emotional turmoil or interpersonal issues.

The other options highlight symptoms associated with different psychiatric disorders. For instance, excessive emotionality is more typical of conditions like Borderline Personality Disorder, which involves intense emotional responses and unstable relationships. Suicidal behaviors can be prevalent in several mood and anxiety disorders but are not defining characteristics of Antisocial Personality Disorder. Lastly, detachment from relationships might be seen in Avoidant Personality Disorder or Schizoid Personality Disorder, rather than the manipulative, often socially disruptive behaviors aligned with Antisocial Personality Disorder. Thus, the overwhelming emphasis on disregard for others' rights is what solidifies the correct answer.