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Table 3 Clinical difference among De Garengeot hernia, femoral hernia and Amyand hernia

From: Clinicopathological characteristics of De Garengeot hernia: six case reports and literature review

 

De Garengeot hernia

Femoral hernia

Amyand hernia

Hernia orifice

Femoral canal

Femoral canal

Internal inguinal ring or posterior of the inguinal canal

Hernia content

Appendix

Any organ

Appendix

Incidence

0.15–5% in femoral hernia

 < 10% of all groin hernias

1% of inguinal hernia

Incidence of appendicitis

80–92.8%

0.1%

Age

Elderly

Elderly

Neonates and elderly

Sex

Female predominant

Female predominant

Male predominant

Blood examination

elevated WBC and CRP in case with appendicitis

not specific

WBC and CRP inconsistently associated with the status of the vermiform appendix

CT findings

A tubular structure:

(1) On the ventral and medial sides of the femoral vein,

(2) Continuous with the bowel (cecum) in the abdominal cavity,

(3) With a blind end

Abdominal organ on the ventral and medial sides of the femoral vein

A tubular structure

on medial or lateral sides of the inferior epigastric vessels within the inguinal canal

Surgical emergency

Often required

Often required

Inidicated if the appendicitis is preoperatively diagnosed