What is the primary distinction between antisocial personality disorder and conduct disorder?

"Conduct Disorder is diagnosed in children up to 18 years of age. Adults are diagnosed with Antisocial Personality Disorder. One of the criteria for diagnosis of Antisocial Personality Disorder is to have had Conduct Disorder as a child. In short, the only real difference is between the two diagnosis is the age of the diagnosed person." Answered by Rhonda Hohertz, Master's Degree in Psychology, Licensed Professional Counselor On Quora