The splenic hilum is the slit on the inner (visceral) surface of the spleen where the splenic artery branches enter and the splenic vein tributaries leave. It lies close to the tail of the pancreas.
| Location | Visceral surface of the spleen, between the gastric and renal impressions, within the splenorenal ligament |
|---|---|
| Nerve Supply | Coeliac plexus |
| Blood Supply | Splenic artery branches |
| Venous drainage |
|
| Lymphatic drainage |
|
Gateway for the vessels, nerves and lymphatics of the spleen.
During splenectomy the hilar vessels are controlled while protecting the tail of the pancreas, which often reaches the hilum. Hilar lymph nodes are removed in some gastric and pancreatic cancer operations.
Damage to the pancreatic tail at the hilum causing a pancreatic leak.
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