PMC8486497_01
CT imaging of chest shows retroperitoneal stranding and edema adjacent to the transverse portion of duodenum and posterior to the peripancreatic head at day 1.
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A computed tomography (CT) scan of his chest showed retroperitoneal stranding and edema adjacent to the transverse portion of duodenum and posterior to the peripancreatic head (Figure 1).
CT imaging of the abdomen and pelvis reveals large retroperitoneal process with dense infiltrative tissue extending along the aorta at day 9.
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A follow-up CT of the abdomen and pelvis with contrast was done and revealed a new, large retroperitoneal process with dense infiltrative tissue extending along the aorta starting just below the origin of the superior mesenteric artery (SMA) and extending to the bifurcation measuring about 10.8 x 9.3 x 5.2 cm (Figure 2).
CT imaging of the abdomen and pelvis performed at four weeks shows improvement in retroperitoneal mass appearance.
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The patient was discharged from the hospital and additional CT imaging of the abdomen and pelvis was performed at four (Figure 3) and 12 weeks (Figure 4) that showed significant improvement in retroperitoneal mass appearance.
CT imaging of the abdomen and pelvis reveals significant improvement in retroperitoneal mass appearance at 12 weeks.
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The patient was discharged from the hospital and additional CT imaging of the abdomen and pelvis was performed at four (Figure 3) and 12 weeks (Figure 4) that showed significant improvement in retroperitoneal mass appearance.