This review summarizes the recent literature about personality disorders am
ong substance abusers. First, it will be shown that personality disorders a
re highly prevalent co-morbid conditions among addicted individuals. Second
, it is argued that this co-morbidity is likely to be accounted for by mult
iple complex etiological relationships. Finally, the clinical relevance of
routine assessment of (maladaptive) personality traits in individuals admit
ting for substance abuse treatment will be discussed. (C) 2001 editions sci
entifiques et medicales Elsevier SAS.