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The Ultrasound Journal
Fig. 2 | Critical Ultrasound Journal

Fig. 2

From: Ultrasound findings in critical care patients: the “liver sign” and other abnormal abdominal air patterns

Fig. 2

a Left upper abdominal transverse view showing an edematous large bowel typical of a «thumb-printing» aspect. The yellow arrow denotes the affected area of edematous bowel wall. b Air artifact originating from the bowel wall can be seen. The yellow arrow shows an echogenic foci in the bowel wall causing shadowing. c Corresponding anatomical plane using the Vimedix simulator (CAE Healthcare, Ville St-Laurent, QC, Canada). d Computed tomography showing air within the large bowel wall (yellow arrows). (See Additional file 1: Video #S1a and Additional file 2: Video #S1b)

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