Chronic Atrial and Intestinal Dysrhythmia, also known as caid syndrome, is related to intestinal pseudo-obstruction and actg2 visceral myopathy. An important gene associated with Chronic Atrial and Intestinal Dysrhythmia is SGO1 (Shugoshin 1), and among its related pathways/superpathways are Cell Cycle, Mitotic and EML4 and NUDC in mitotic spindle formation. Affiliated tissues include heart and smooth muscle, and related phenotypes are failure to thrive and decreased body weight