PMC3527024_01
Abdominal CT scan: A large, low-attenuation, gastric mass
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The abdominal CT scan revealed a round, well circumscribed, low-attenuation, gastric antral mass, measuring approximately 9 cm in diameter (Figure 1).
Macroscopic features: A well-circumscribed nodular lesion with a yellow, greasy, cut-surface
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Overlying mucosa was partially ulcerated (Figure 2).
An adipocytic proliferation located in the submucosa (HEx40)
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Histological examination revealed a submucosal tumor (Figure 3), composed of a mature adipocytes proliferation, showing significant variation in cell size (Figure 4), associated to some lipoblasts (Figure 5), in a fibromyxoid background.
The tumor is made of an adipocytic proliferation showing a significant variation in cells size, with many branched capillaries, in a fibromyxoid background (HEx100)
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Histological examination revealed a submucosal tumor (Figure 3), composed of a mature adipocytes proliferation, showing significant variation in cell size (Figure 4), associated to some lipoblasts (Figure 5), in a fibromyxoid background.
Lipoblasts are present within the adipocytic proliferation (HEx400)
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Histological examination revealed a submucosal tumor (Figure 3), composed of a mature adipocytes proliferation, showing significant variation in cell size (Figure 4), associated to some lipoblasts (Figure 5), in a fibromyxoid background.
The overlying mucosa is focally ulcerated (HEx40)
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The overlying mucosa was ulcerated (Figure 6) and the muscularis propria was focally dissociated by the tumor.