RT Book, Section A1 Sanchez, Sabrina E. A1 Burke, Peter A. A2 Doherty, Gerard M. SR Print(0) ID 1171279979 T1 Appendix T2 Current Diagnosis & Treatment: Surgery, 15e YR 2020 FD 2020 PB McGraw Hill LLC PP New York, NY SN 9781260122213 LK accesssurgery.mhmedical.com/content.aspx?aid=1171279979 RD 2024/04/23 AB In infants, the appendix is a conical diverticulum at the apex of the cecum, but with differential growth and distention of the cecum, the appendix ultimately arises on the left and dorsally approximately 2.5 cm below the ileocecal valve. The taeniae of the colon converge at the base of the appendix, an arrangement that helps in locating this structure at operation. The appendix is freely mobile in the majority of adults and is fixed retrocecally in 16% of adults.