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AAAC13 21/5/05 10:42 AM Page 34
13 The veins and lymphatics of the abdomen

Inferior phrenic

Suprarenal
Ureteric branch
Renal

Lumbar

Gonadal
Common iliac

Median sacral
Fig.13.1
The inferior vena cava and its tributaries

Right gastric
Left gastric

Oesophageal branches
Cystic
Right gastroepiploic
Portal vein Spleen

Pancreaticoduodenal
Splenic
Middle colic Inferior mesenteric
Superior mesenteric

Left colic

Right colic Sigmoid branches

Superior rectal

Fig.13.2
The portal system.
Note the anastomoses with the systemic system (orange) in the oesophagus and the anal canal

34 Abdomen and pelvis