Asperger's Syndrome (AS) is a persuasive developmental disorder that most of the time is unrecognized even in adult psychiatric setting. Sometime the condition is coupled with other bipolar disorders.
A research by Michele Raja and Antonella Azzoni "Comorbidity of AS and Bipolar disorder describes three patients with such conditions. Mood stabilizer and 2nd gen. antipsychotics were able in treating these patiens with comorbid BD, more details on the link below.