PMC9684322_01
Coronal CT body demonstrating a large exophytic mass arising from the lesser sac of the stomach (indicated by white arrows), in keeping with a gastrointestinal stromal tumour (GIST).
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F1
These findings were in keeping with a GIST with a possible component of intra-abdominal haemorrhage (Figures 1, 2).
Axial CT body demonstrating a large exophytic mass arising from the lesser sac of the stomach (indicated by white arrows), in keeping with a gastrointestinal stromal tumour (GIST).
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F2
These findings were in keeping with a GIST with a possible component of intra-abdominal haemorrhage (Figures 1, 2).
Immunohistochemistry staining of the resected mass demonstrating a low-grade spindle cell tumour, CD117/CD34/DOG-1 negative, with nuclear beta-catenin staining, in keeping with desmoid fibromatosis.
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F3
Pathology identified a low-grade spindle cell tumour, CD117/CD34/DOG-1 negative with patchy cytoplasmic and nuclear beta-catenin staining, in keeping with desmoid fibromatosis (Figures 3, 4).
H&E staining at the margin of resection showing fibromatosis.
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F4
Pathology identified a low-grade spindle cell tumour, CD117/CD34/DOG-1 negative with patchy cytoplasmic and nuclear beta-catenin staining, in keeping with desmoid fibromatosis (Figures 3, 4).