Published in:
01-04-2020 | Endoscopy | Image of the Month
A case of abdominal wall percutaneous endoscopic gastrostomy site metastatic disease from primary oropharyngeal squamous cell carcinoma
Authors:
S. L. Ayesa, S. F. Hain
Published in:
European Journal of Nuclear Medicine and Molecular Imaging
|
Issue 4/2020
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Excerpt
A 57-year-old female patient presented for follow-up 18F-FDG PET/CT while being treated for primary squamous cell carcinoma of the right oropharynx, which had locally recurred (d). A percutaneous endoscopic gastrostomy (PEG) tube had been inserted at the commencement of her treatment 12 months prior. Over multiple scans, there was progressive 18F-FDG uptake at the PEG site in the right anterior abdominal wall (Fig. 1a, c; long arrow), with a corresponding enlarging soft tissue mass on low-dose CT (b, short arrow). While this was initially thought to reflect infection, biopsy confirmed metastatic squamous cell carcinoma—seeded to the PEG site from the oropharynx at the time of endoscopy. …