Clinical Study
Bilateral Obturator Hernia Diagnosed by Computed Tomography: A Case Report with Review of the Literature
Table 1
Hernia types with typical location and diagnostic imaging findings.
| Hernia name | Location | Diagnostic imaging features |
| Inguinal direct | Hesselbach’s triangle | Medial to the inferior epigastric artery (MD) |
| Inguinal indirect | Hesselbach’s triangle | Lateral to the inferior epigastric artery (IL) |
| Pantaloon | Hesselbach’s triangle | Contains both direct and indirect inguinal hernias |
| Spigelian | Along linea semilunaris | At junction of lateral abdominal muscles and rectus sheath |
| Paraumbilical | Defect in the linea alba | Associated with diastasis of the rectus muscles |
| Femoral | Medial aspect of the femoral canal | Hernia sac with femoral vein compression |
| De Garengeot | Femoral canal | Contains the appendix |
| Amyand | Inguinal canal | Contains the appendix |
| Littre | Any location | Contains Meckel’s diverticulum |
| Richter | Any location, though usually along anterior abdominal wall | Contains only antimesenteric side of a loop of bowel |
| Obturator | Obturator canal through obturator foramen | Between pectineus and obturator externus muscles; often presents with incarceration |
| Grynfeltt-Lesshaft | Upper lumbar triangle | Location |
| Petit | Lower lumbar triangle | Location |
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