case_images: PMC10883594_01
case_images: This CT abdomen/pelvis shows rapid disease progression . Seen is a mass on the left upper quadrant encasing the segment of the transverse colon. The image on top is of the initial CT, where the mass measures 70.53 mm x 40.53 mm. The image at the bottom is from the follow-up CT performed 20 days after the initial CT, revealing an increase in the mass size (93.03 mm x 47.25 mm).
case_images: cureus-0016-00000052807-i01.jpg
case_images: PMC10883594_01_cureus-0016-00000052807-i01.jpg
case_images: FIG1
case_images: The PET/CT demonstrated hypermetabolic soft tissue mass in the left upper quadrant of the abdomen, extensive avidity in the peripheral pelvis and presacral region, as well as within multiple sacral foramina with secondary perineural inflammation or perineural spread of tumor (Figure 1).