TUMOR
Gastrointestinal Stromal tumor (GIST) (9 of 13)
In this sequence of images of the computer tomography shows a large mass inside and outside of the stomach, a left renal cyst is also seen.
Gastrointestinal Stromal tumor (GIST) (10 of...
CT is ideal in defining the endoluminal and exophytic extent of tumor. Smaller GISTs appear as smooth, sharply defined intramural masses with homogenous attenuation. Larger GISTs with necrosis appear...
Gastrointestinal Stromal tumor (GIST) (11 of...
GIST: benign vrs malignant Unfortunately, no standard exists for their classification. Many criteria such as number of mitotic figures, size, presence of necrosis and hemorrhage among others. Size is...
Gastrointestinal Stromal tumor (GIST) (12 of...
Upper GI bleeding is the most common clinical manifestation of gastrointestinal stromal tumors (GISTs), manifesting as hematemesis or melena in 40-65% of patients. Bleeding occurs because of an ulcer...
Gastrointestinal Stromal tumor (GIST) (13 of...
Imaging studies, especially CT, play an important role not only in the detection and the localization but also in the evaluation of the extension and follow-up of theses tumors. Small GISTs are intraluminal,...
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