EURORAD ESR

Case 14152

The double halo sign: What's behind?

Author(s)
Sigüenza González R, Álvarez de Eulate García M.T, Toribio Calvo B, Jiménez Cuenca M.I, Pina Pallín M, Petruzella Lacave R.

Valladolid, Spain;
Email:rebecasgtorde@hotmail.com
 
Patient
female, 67 year(s)
 
 
  • Figure 1
    Abdominal Ultrasound (right upper quadrant)

    Abdominal ultrasound showing a normal gall bladder.

     
    Area of Interest: Abdomen; Imaging Technique: Ultrasound; Procedure: Diagnostic procedure; Special Focus: Acute;
     
     
  • Figure 2
    Abdominal Ultrasound (right lower quadrant)

    Abdominal ultrasound showing dilated small bowel loops with a transverse diameter up to 9.3mm.

     
    Area of Interest: Abdomen; Imaging Technique: Ultrasound; Procedure: Diagnostic procedure; Special Focus: Acute;
     
     
  • Figure 3
    Abdominal CT (axial scan)

    Abdominal cross-section CT showing circumferential wall thickening of the small bowel with double halo sign (orange arrow) and inflammatory changes in the mesenteric fat (blue arrow).

     
    Area of Interest: Abdomen; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Ischaemia / Infarction;
     
     
  • Figure 4
    Abdominal CT (axial cross section)

    Abdominal cross-section CT showing a filling defect at the distal end of the portal vein that extended into the splenic vein (orange arrow).

     
    Area of Interest: Abdomen; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Acute;
     
     
  • Figure 5
    Axial scan

    Axial scan of abdominal CT showing a filling defect at the superior mesenteric vein and its main branches (orange arrow).

     
    Area of Interest: Abdomen; Imaging Technique: CT; Procedure: Diagnostic procedure; Special Focus: Acute;
     
     
  • Figure 6
    Mesenteric vein thrombosis: intraoperative finding

    Picture taken during surgery to confirm the thrombosis of the superior mesenteric vein.

     
    Area of Interest: Abdomen; Imaging Technique: Experimental; Procedure: Intraoperative; Special Focus: Acute;
     
     
  • Figure 7
    Surgical specimen

    Ileum segment resected.

     
    Area of Interest: Abdomen; Imaging Technique: Experimental; Procedure: Intraoperative; Special Focus: Acute;
     
     
Abdominal ultrasound showing a normal gall bladder.
 
Abdominal ultrasound showing dilated small bowel loops with a transverse diameter up to 9.3mm.
 
Abdominal cross-section CT showing circumferential wall thickening of the small bowel with double halo sign (orange arrow) and inflammatory changes in the mesenteric fat (blue arrow).
 
Abdominal cross-section CT showing a filling defect at the distal end of the portal vein that extended into the splenic vein (orange arrow).
 
Axial scan of abdominal CT showing a filling defect at the superior mesenteric vein and its main branches (orange arrow).
 
Picture taken during surgery to confirm the thrombosis of the superior mesenteric vein.
 
Ileum segment resected.
 
 
 
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