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Gastrointestinal stromal tumor (GIST) - esophagus

Case contributed by Chris O'Donnell
Diagnosis probable

Presentation

Progessive dysphagia.

Patient Data

Age: 70 years
Gender: Male

Minor distortion to the barium column by an extrinsic mass (arrow)

Large mass arising from the esophagus but not obstructing it i.e. no proximal dilatation. This is a mural-based mass growing outward not a mucosal-based lesion as is normally the case with esophageal or gastric cancer

FDG PET scan

Nuclear medicine

GIST tumors are markedly FDG avid (note this lesion is located at the site of CT abnormality adjacent to the equally avid left ventricle).

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