Intra-peritoneal organs

The intra-peritoneal organs are:

• Liver
• Spleen
• Stomach
• 1st part of duodenum
• Ileum
• Jejunum
• Transverse colon
• Sigmoid colon
• Superior rectum
• Ovaries

The retro-peritoneal organs/structures are:

• Adrenal glands
• Aorta
• IVC
• Duodenum (2nd, 3rd and 4th parts)
• Pancreas (head)
• Ureters
• Colon (ascending and descending parts)
• Kidneys
• Oesophagus
• Rectum (inferior part)