Inguinal hernia

Inguinal hernia is a type of groin herniation,  part of a large group of abdominal wall herniae 1.

They are the commonest type of abdominal wall herniation (up to 80% 3) and are most often acquired. There is a recognized male predilection with an M:F ratio of up to 7:1 3.

Patients most commonly present with swelling and/or pain in the relevant groin, iliac fossa, loin. Men may also have testicular pain.

It is broadly divided into two types:

All of the following confer an increased risk for indirect inguinal hernia:

A direct inguinal hernia is a consequence of weakened abdominal musculature, often brought on by

  • advanced age
  • strain
  • previous abdominal surgery

While inguinal hernias, in general, are much more common in males than in females, direct hernias, in particular, are rare in women since the broad ligament acts as an additional barrier.

Surgical treatment options include

Complications, as in any other abdominal wall herniation, include:

Compared with other types of abdominal wall hernias, the incidence of complications is considered lower 3.

Possible imaging differential considerations include

Article information

rID: 12533
Synonyms or Alternate Spellings:
  • Inguinal hernias
  • Inguinal herniation
  • Inguinal hernia - general
  • Inguinal herniations
  • Inguinal herniae

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Cases and figures

  • Case 1: probable indirect, with incarceration
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  • Case 2: on left
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  • Coronal Reformat
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    Case 3: indirect on left
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  • Case 4: indirect in right
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  • Case 5: inguino-scrotal hernia
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  • Case 6
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  • Case 7: with perforation
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  • Case 8: bilateral direct
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  • Case 9: on the right
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  • Case 10: indirect inguinal hernia
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  • Case 11: bilateral inguinal hernia
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  • Case 12: causing small bowel obstruction
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  • Case 13: left
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