Atypical Depressive Disorder, also known as atypical depression, is related to pituitary-dependent cushing's disease and avoidant personality disorder. An important gene associated with Atypical Depressive Disorder is MAOA (Monoamine Oxidase A), and among its related pathways/superpathways are Signal Transduction and Adipogenesis. The drugs Dopamine and Norepinephrine have been mentioned in the context of this disorder. Affiliated tissues include pituitary and prefrontal cortex, and related phenotypes are Reduced mammosphere formation and nervous system