case_images: PMC9931382_01
case_images: PMC9931382_02
case_images: PMC9931382_03
case_images: 18F-Fluorodeoxyglucose/positron emission tomography contrast-enhanced CT scan.. Arrow: parietal thickening hypermetabolic of the lower rectum, as well as changes of an inflammatory/infectious nature in the lung field and mediastinal-hilar ganglionic formations.
case_images: cureus-0015-00000033841-i01.jpg
case_images: PMC9931382_03_cureus-0015-00000033841-i01.jpg
case_images: FIG1
case_images: An 18F-fluorodeoxyglucose (FDG)/positron emission tomography (PET) contrast-enhanced CT scan showed an intensely hypermetabolic (SUVmax:33.5) parietal thickening of the lower rectum, raising malignant suspicion, while the diagnosis of PNS was considered (Figure 1).
case_images: PMC9931382_04