RT Book, Section A1 Cunningham, F. Gary A1 Leveno, Kenneth J. A1 Bloom, Steven L. A1 Dashe, Jodi S. A1 Hoffman, Barbara L. A1 Casey, Brian M. A1 Spong, Catherine Y. SR Print(0) ID 1160787674 T1 Neoplastic Disorders T2 Williams Obstetrics, 25e YR 2018 FD 2018 PB McGraw-Hill Education PP New York, NY SN 9781259644320 LK accessmedicine.mhmedical.com/content.aspx?aid=1160787674 RD 2024/03/29 AB Any excessive enlargement of the abdomen or the appearance of pressure symptoms should always lead one to make a careful examination, and in not a few cases a tumour will be found occupying the pelvic cavity. In rare instances malignant tumours of the rectum may so obstruct the pelvic canal as to render caesarean section imperative.—J. Whitridge Williams (1903)