Hesselbach's (inguinal) triangle
Boundaries:
Medially: lateral border of rectus abdominis
Laterally: inferior epigastric vessels
Inferiorly: inguinal ligament
Significance
Only peritoneum, endoabdominal fascia and transversalis fascia form the wall
The superficial inguinal ring lies directly external to it
It is thus the site where direct inguinal hernias protrude from the abdominal cavityInguinal canal: A feature of the anterior abdominal wall
[Plate 253, Inguinal Region: Dissections]