An uncommon, non-obstetric source of stomach discomfort called sigmoid volvulus complicatingpregnancy necessitates immediate surgical surgery (decompression) to prevent intestinal ischemiaandperforation.Wedescribethecaseofa22yeaoldpregnantwomanwhowas39weeksalongandexperienced stomach discomfort followed by constipation and vomiting. A CT scan allowed apreoperative diagnosis of sigmoid volvulus. The large bowel distension and a typical whirl sign werefound close to a sigmoid colon transition point. The patient was led to the OR where a laparotomywas performed allowing decompression of the sigmoid and the extraction of the newborn. In ourreport, we discuss the operative method used in asigmoid volvulus and differential diagnosis fromothernon-obstetricabdominalemergenciesinpregnancy.