PMC7502787_01
Ultrasound picture (using a low-frequency probe) showing a low echogenic, heterogeneous, thick-walled regular formation with a significant infiltration of the adjacent area.
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CT Scan images in axial and sagittal views before and after injection of contrast agent showing a supra-umbilical formation (arrowhead), rounded, with low density, and regular wall, enhanced after contrast, containing some fine septa. It is associated with significant local infiltration (curved arrowhead).
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fig0010
The appendix had a normal morphology: there was no intestinal occlusion (Fig. 2).
Macroscopy: fibrino-leukocyte layer.
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The anatomopathological study of the pseudo-mass showed a macroscopic appearance of a fibrinoleukocyte layer (Fig. 3).
Microscopy: damaged fibrin and polynuclear tissue around fat.
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The microscopic study showed altered fibrin and polynuclear tissue around the fat (Fig. 4).