PMC4895068_01
21-year-old woman with metastatic carcinoid tumor. A, Abdominal CT in liver window shows numerous small heterogeneous hypodense lesions in the liver, some with central enhancement (arrows). Most lesions have poorly demarcated borders.
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Most of the lesions measured 1 cm or less in diameter, but several large masses measuring greater than 4 cm in diameter were present in both lobes (Figure 1A, Figure 1B).
21-year-old woman with metastatic carcinoid tumor. B, Abdominal CT shows mesenteric (arrow) and retroperitoneal lymphadenopathy. There were no calcified mesenteric masses, radiating strands, or bowel wall thickening.
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The abdominal ultrasound revealed numerous hypoechoic nodules in the liver that were consistent with the lesions found on CT (Fig. 2).
21-year-old woman with metastatic carcinoid tumor. Sagittal right upper quadrant sonogram shows numerous hypoechoic hepatic masses.
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Increased uptake was detected throughout the liver and in the region of the aorta that most likely corresponded to the retroperitoneal lymphadenopathy at 4 hours and 24 hours post injection (Figure 3A, Figure 3B).
21-year-old woman with metastatic carcinoid tumor. Octreotide scintigraphy. A, At 4 hours after injection, there is increased uptake in the liver and retroperitoneal lymph nodes. There is no increased uptake in the lungs.
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A small, non-ulcerated bulge was visualized in the mid-jejunum that may represent the primary tumor in the submucosa or a prominent intestinal fold (Fig. 4).