MONDO_0018677 (visceral heterotaxy) can be described as follows. A rare, genetic disorder in which symptoms are generally secondary to the abnormal location of the organs within the thoracic, abdominal, or peritoneal cavities. Anatomic and functional problems can include cardiac defects, intestinal malrotation leading to volvulus, biliary atresia, and various defects of the central nervous system, urinary tract, and skeleton. Also known as: heterotaxia, heterotaxia syndrome, heterotaxy syndrome, heterotaxy, visceral, incomplete situs inversus, lateralization defect, partial situs inversus, situs ambiguous.