PMC9897890_01
A limited endoscopic view (preoperative) of an intraluminal mass with active bleeding as indicated by the
blue arrows
pointing to the mass.
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 Endoscopy was attempted for the third time, which was unsuccessful at controlling the bleeding source ( Fig. 1 ).
Surgical exploration revealing a pedunculated fungating mass arising from the gastric fundus and body at the anterior surface. A: stomach; B: gastric mass (GIST).
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A large pedunculated bleeding fungating gastric mass, originating from the anterior gastric wall, was found, measuring approximately 40 x 30 cm ( Figs. 2 and 3 ).
The resected mass, where A is the stomach, B is the fungating mass, and W is the gastric staple line from the wedge resection.
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A large pedunculated bleeding fungating gastric mass, originating from the anterior gastric wall, was found, measuring approximately 40 x 30 cm ( Figs. 2 and 3 ). A wedge resection of the anterior gastric wall along with the mass ( Fig. 3 ) was performed, leaving behind healthy gastric margins.
Spindle cell tumor with blind-looking nuclei. There is no mild atypia with very rare mitotic figures.
(d)
An epithelioid component.
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The spindle cells were positive for CD117 and negative for pan-CK (pancytokeratin immunohistochemistry biobsy tissue for pancytokeratin), S100, desmin, and SMA (smooth muscle actin) ( Fig. 4 and Fig. 5 ).