Value of the Single-Phase Technique in MDCT Assessment of Pancreatic Tumors
Massimo Imbriaco1,
Alec J. Megibow2,
Alfonso Ragozzino1,
Raffaele Liuzzi1,
Pierpaolo Mainenti1,
Sara Bortone1,
Luigi Camera1 and
Marco Salvatore1
1 Department of Radiology, University "Federico II," Via Pansini 5,
Via Manzoni 214/0, Napoli 80123, Italy.
2 Department of Radiology, New York University School of Medicine, New York,
NY.

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Fig. 1A. Receiver operating characteristic (ROC) curves. Graphs show
ROC curves for assessment of tumor detection (A) and resectability
(B). Dashed lines indicate reviewer 1; dotted lines, reviewer 2. Solid
line is reference line. Diagonal segments are produced by ties.
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Fig. 1B. Receiver operating characteristic (ROC) curves. Graphs show
ROC curves for assessment of tumor detection (A) and resectability
(B). Dashed lines indicate reviewer 1; dotted lines, reviewer 2. Solid
line is reference line. Diagonal segments are produced by ties.
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Fig. 2. 50-year-old man with unresectable ductal adenocarcinoma of
pancreatic head and liver metastases. Transverse CT image shows
low-attenuation mass in region of pancreatic head (arrow) and
evidence of multiple metastases involving right lobe of liver.
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Fig. 3. 67-year-old man with unresectable ductal adenocarcinoma of
pancreatic head. Transverse CT image reveals large low-attenuation mass in
region of pancreatic head (large arrow) and invasion of superior
mesenteric vein (small arrow). Tumor was confirmed to be unresectable
at surgery.
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Fig. 4. 61-year-old woman with resectable ductal adenocarcinoma of
pancreatic head. Transverse CT image reveals small hypodense mass at level of
uncinate process of pancreas (arrow) with no signs of vascular
invasion. Tumor was completely removable at surgery.
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Copyright © 2005 by the American Roentgen Ray Society.