| Inguinal triangle | |
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| Internal view of right inguinal area of the male pelvis. Inguinal triangle is labeled in green. The three surrounding structures: inferior epigastric vessels: Run from upper left to center. inguinal ligament: Runs from upper right to bottom left. rectus abdominis muscle: Runs from upper left to bottom left, labeled rectus at upper left. |
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| External view. Inguinal triangle is not labeled, but region can be inferred, albeit less clearly than with the diagram above: inferior epigastric artery and vein: labeled at center left, and run from upper right to bottom center. inguinal ligament: not labeled on diagram, but runs a similar path to the inguinal aponeurotic falx, labeled at bottom. rectus abdominis muscle: runs from upper left to bottom left. |
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| Latin | trigonum inguinale |
| Gray's | subject #286 1321 |
In human anatomy, the inguinal triangle is a region of the abdominal wall. It is also known by the eponym Hesselbach's triangle, after Franz Kaspar Hesselbach.[1]
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It is defined by the following structures:[2]
This can be remembered by the mnemonic RIP (as direct inguinal hernias rip directly through the abdominal wall).
The inguinal triangle contains a depression referred to as the medial inguinal fossa, through which direct inguinal hernias protrude through the abdominal wall.[3]
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