Vitamin deficienciesWeight lossWhen to Contact a Medical ProfessionalCall your health care provider if you have abdominal pain that does not go away or other symptoms of this disorder.Alternative NamesPrimary intestinal pseudo-obstruction; Acute colonic ileus; Colonic pseudo-obstruction; Idiopathic intestinal pseudo-obstruction; Ogilvie's syndrome; Chronic intestinal pseudo-obstructionReferencesAn