UrOops3D, danger-zone atlas
Retroperitoneal dissection · Recognition · D50

The thin wall over the cava

Allow about two minutes for two rounds. This scenario is teaching content; the score supports revision and does not assess clinical competence.

Retroperitoneal dissectionRecognition · Advanced

The scenario

  • Right-sided retroperitoneal dissection for a right nephrectomy or node dissection.
  • The colon is mobilised medially.
What you see
  • A pale, thin-walled structure lies across the anterior surface of the inferior vena cava, running from the pylorus towards the left.
Right retroperitoneum: the duodenum lying across the vena cava
Right retroperitoneum: the duodenum lying across the vena cava
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Teaching only · not for diagnosis or treatment decisions