Mood Disorder, also known as episodic mood disorder, is related to major depressive disorder and bipolar disorder, and has symptoms including alexithymia and psychiatric symptom. An important gene associated with Mood Disorder is DISC2 (Disrupted In Schizophrenia 2), and among its related pathways/superpathways are Signal Transduction and GPCR downstream signalling. The drugs Acetylsalicylic acid and Atorvastatin have been mentioned in the context of this disorder. Affiliated tissues include brain and prefrontal cortex, and related phenotypes are nervous system and homeostasis/metabolism