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Abdominal Wall Hernias

Cross-Sectional Imaging Signs of Incarceration Determined with Sonography

Thomas Rettenbacher1, Alois Hollerweger2, Peter Macheiner2, Norbert Gritzmann2, Thaddeus Gotwald1, Robert Frass3 and Barbara Schneider4

1 Department of Radiology II, University Hospital Innsbruck, Anichstr. 35, 6020 Innsbruck, Austria.
2 Department of Radiology, Hospital Barmherzige Brueder, Kajetanerplatz 1, 5010 Salzburg, Austria.
3 Department of Surgery, Hospital Barmherzige Brueder, 5010 Salzburg, Austria.
4 Institute of Medical Statistics, University of Vienna, Schwarzspanierstr. 17, 1090 Wien, Austria.



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Fig. 1. 49-year-old man with nonincarcerated left inguinal hernia. Longitudinal sonogram shows fatty tissue (short arrows) and gas-filled bowel loop (curved arrows). Note reverberation artifacts behind gas surface (long straight arrows).

 


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Fig. 2. 37-year-old woman with incarcerated umbilical hernia. Longitudinal sonogram shows hernia containing fatty tissue (long arrows) and considerable amount of septate collection of free fluid (short arrows).

 


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Fig. 3. 87-year-old woman with incarcerated right femoral hernia. Longitudinal sonogram shows fluid-filled small-bowel loop with moderate wall thickening (long arrows) and small amount of free fluid in hernia (short arrows). Patient suffered from vomiting and diffuse abdominal pain. Incarcerated hernia was clinically not suspected. Surgery confirmed sonographic findings.

 


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Fig. 4A. 56-year-old man with incarcerated right inguinal hernia. Longitudinal (A) and transverse (B) sonograms show dilated, fluid-filled small-bowel loop (long arrows) and considerable amount of free fluid in hernia (short arrows).

 


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Fig. 4B. 56-year-old man with incarcerated right inguinal hernia. Longitudinal (A) and transverse (B) sonograms show dilated, fluid-filled small-bowel loop (long arrows) and considerable amount of free fluid in hernia (short arrows).

 


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Fig. 5. 50-year-old man with nonincarcerated right inguinal hernia. Longitudinal sonogram shows fatty tissue (short arrows) and small amount of free fluid (long arrows).

 

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