Department of Psychiatry, Harvard Medical School and Psychopharmacology Program,
McLean Division of Massachusetts General Hospital, Boston, Mass., and b International …

Rates based on clinical and recent epidemiologic studies suggest that cyclothymia
uncomplicated by major affective episodes occurs in 3–4% of young adults. Although this …

BACKGROUND: Historically, cyclothymia has been used broadly to refer either to a
temperament (Kretschmer) or the entire range of bipolar disorders. Within this spectrum, it is …

Background and Objectives: Emotional dysregulation is central to the problem of the overlap
between attention-deficit/hyperactivity disorder (ADHD) and cyclothymia. The aim of the …

Objective: Recent data, including our own, indicate significant overlap between atypical
depression and bipolar II. Furthermore, the affective fluctuations of patients with these …

Introduction: Although several recent studies suggest that bipolar disorder most commonly
begins during childhood or adolescence, the illness still remains under-recognized and …

Cyclothymic disorder is characterized by short cycles of hypomanic and depression
symptoms which do not reach diagnostic thresholds for major mood disorders. Diagnostic …

BACKGROUND: Attention-Deficit/Hyperactivity Disorder (ADHD) is a prevalent
neurodevelopmental disorder in children and adults. Many ADHD patients experience …

• We present the ninth in a series of validation studies that support the effectiveness of the
General Behavior Inventory (GBI) in identifying cyclothymia. This study assessed the …