Table 4 Anatomic structures involved in the 13 abdominopelvic regions of the peritoneal cancer index (PCI).
From: Prognostic indicators in peritoneal carcinomatosis from gastrointestinal cancer
Regions | Anatomic structures |
|---|---|
0 Central | Midline abdominal incision – entire greater omentum – transverse colon |
1 Right upper | Superior surface of the right lobe of the liver – undersurface of the right hemidiaphragm – right retro hepatic space |
2 Epigastrium | Epigastric fat pad – left lobe of the liver – lesser omentum – falciform ligament |
3 Left upper | Undersurface of the left hemidiaphragm – spleen – tail of pancreas – anterior and posterior surfaces of the stomach |
4 Left flank | Descending colon – left abdominal gutter |
5 Left lower | Pelvic sidewall lateral to the sigmoid colon – sigmoid colon |
6 Pelvis | Female internal genitalia with ovaries, tubes and uterus – bladder, Douglas pouch – rectosigmoid colon |
7 Right lower | Right pelvic sidewall – cecum – appendix |
8 Right flank | Right abdominal gutter – ascending colon |
9 Upper jejunum | Â |
10 Lower jejunum | Â |
11 Upper ileum | Â |
12 Lower ileum | Â |