CT and MRI findings with contrast enhancement of small pancreatic adenocarcinoma in the late phase. 2007

Susumu Hijioka, and Takaaki Ikari, and Akira Kamei, and Koichi Takano, and Shingo Asahara, and Naoya Fujita, and Miyuki Shimizu, and Junji Yamamoto, and Rikiya Fujita, and Keiko Sasaki
Department of Gastroenterology, The Cancer Institute Ariake Hospital, Tokyo, Japan. rizasusu@isis.ocn.ne.jp

A 60-year-old female was found to have high serum amylase concentrations at a medical check-up. Dynamic computed tomography and magnetic resonance imaging demonstrated a mass in the body of the pancreas, which was enhanced in the late phase of the scans by administration of a contrast medium. Endoscopic retrograde pancreatography showed a stenosis of the main pancreatic duct at the body, and brushing cytology from the region revealed adenocarcinoma. Distal pancreatectomy was performed. The tumor was a well-differentiated adenocarcinoma, measuring 15 x l0 mm. Fibrous tissues were sparsely distributed in the tumor, and there was an increase of dilated veins, in particular at the margin. Late-phase enhancement of the tumor with computed tomography or magnetic resonance imaging was considered to be correlated with this abundant vascular structure in the tumor. Marked tumor enhancement in the late phase might be a characteristic finding suggesting an early-stage pancreatic adenocarcinoma, which should be carefully checked.

UI MeSH Term Description Entries
D007089 Image Enhancement Improvement of the quality of a picture by various techniques, including computer processing, digital filtering, echocardiographic techniques, light and ultrastructural MICROSCOPY, fluorescence spectrometry and microscopy, scintigraphy, and in vitro image processing at the molecular level. Image Quality Enhancement,Enhancement, Image,Enhancement, Image Quality,Enhancements, Image,Enhancements, Image Quality,Image Enhancements,Image Quality Enhancements,Quality Enhancement, Image,Quality Enhancements, Image
D007091 Image Processing, Computer-Assisted A technique of inputting two-dimensional or three-dimensional images into a computer and then enhancing or analyzing the imagery into a form that is more useful to the human observer. Biomedical Image Processing,Computer-Assisted Image Processing,Digital Image Processing,Image Analysis, Computer-Assisted,Image Reconstruction,Medical Image Processing,Analysis, Computer-Assisted Image,Computer-Assisted Image Analysis,Computer Assisted Image Analysis,Computer Assisted Image Processing,Computer-Assisted Image Analyses,Image Analyses, Computer-Assisted,Image Analysis, Computer Assisted,Image Processing, Biomedical,Image Processing, Computer Assisted,Image Processing, Digital,Image Processing, Medical,Image Processings, Medical,Image Reconstructions,Medical Image Processings,Processing, Biomedical Image,Processing, Digital Image,Processing, Medical Image,Processings, Digital Image,Processings, Medical Image,Reconstruction, Image,Reconstructions, Image
D008279 Magnetic Resonance Imaging Non-invasive method of demonstrating internal anatomy based on the principle that atomic nuclei in a strong magnetic field absorb pulses of radiofrequency energy and emit them as radiowaves which can be reconstructed into computerized images. The concept includes proton spin tomographic techniques. Chemical Shift Imaging,MR Tomography,MRI Scans,MRI, Functional,Magnetic Resonance Image,Magnetic Resonance Imaging, Functional,Magnetization Transfer Contrast Imaging,NMR Imaging,NMR Tomography,Tomography, NMR,Tomography, Proton Spin,fMRI,Functional Magnetic Resonance Imaging,Imaging, Chemical Shift,Proton Spin Tomography,Spin Echo Imaging,Steady-State Free Precession MRI,Tomography, MR,Zeugmatography,Chemical Shift Imagings,Echo Imaging, Spin,Echo Imagings, Spin,Functional MRI,Functional MRIs,Image, Magnetic Resonance,Imaging, Magnetic Resonance,Imaging, NMR,Imaging, Spin Echo,Imagings, Chemical Shift,Imagings, Spin Echo,MRI Scan,MRIs, Functional,Magnetic Resonance Images,Resonance Image, Magnetic,Scan, MRI,Scans, MRI,Shift Imaging, Chemical,Shift Imagings, Chemical,Spin Echo Imagings,Steady State Free Precession MRI
D008875 Middle Aged An adult aged 45 - 64 years. Middle Age
D009361 Neoplasm Invasiveness Ability of neoplasms to infiltrate and actively destroy surrounding tissue. Invasiveness, Neoplasm,Neoplasm Invasion,Invasion, Neoplasm
D010179 Pancreas A nodular organ in the ABDOMEN that contains a mixture of ENDOCRINE GLANDS and EXOCRINE GLANDS. The small endocrine portion consists of the ISLETS OF LANGERHANS secreting a number of hormones into the blood stream. The large exocrine portion (EXOCRINE PANCREAS) is a compound acinar gland that secretes several digestive enzymes into the pancreatic ductal system that empties into the DUODENUM.
D010180 Pancreatectomy Surgical removal of the pancreas. (Dorland, 28th ed) Pancreatectomies
D010183 Pancreatic Ducts Ducts that collect PANCREATIC JUICE from the PANCREAS and supply it to the DUODENUM. Duct of Santorini,Duct of Wirsung,Duodenal Papilla, Minor,Wirsung's Duct,Accessory Pancreatic Duct,Accessory Pancreatic Duct of Santorini,Main Pancreatic Duct,Santorini's Duct,Accessory Pancreatic Ducts,Duct, Accessory Pancreatic,Duct, Main Pancreatic,Duct, Pancreatic,Duct, Santorini's,Duct, Wirsung's,Ducts, Pancreatic,Main Pancreatic Ducts,Minor Duodenal Papilla,Minor Duodenal Papillas,Pancreatic Duct,Pancreatic Duct, Accessory,Pancreatic Duct, Main,Pancreatic Ducts, Accessory,Papilla, Minor Duodenal,Santorini Duct,Wirsung Duct,Wirsungs Duct
D010190 Pancreatic Neoplasms Tumors or cancer of the PANCREAS. Depending on the types of ISLET CELLS present in the tumors, various hormones can be secreted: GLUCAGON from PANCREATIC ALPHA CELLS; INSULIN from PANCREATIC BETA CELLS; and SOMATOSTATIN from the SOMATOSTATIN-SECRETING CELLS. Most are malignant except the insulin-producing tumors (INSULINOMA). Cancer of Pancreas,Pancreatic Cancer,Cancer of the Pancreas,Neoplasms, Pancreatic,Pancreas Cancer,Pancreas Neoplasms,Pancreatic Acinar Carcinoma,Pancreatic Carcinoma,Acinar Carcinoma, Pancreatic,Acinar Carcinomas, Pancreatic,Cancer, Pancreas,Cancer, Pancreatic,Cancers, Pancreas,Cancers, Pancreatic,Carcinoma, Pancreatic,Carcinoma, Pancreatic Acinar,Carcinomas, Pancreatic,Carcinomas, Pancreatic Acinar,Neoplasm, Pancreas,Neoplasm, Pancreatic,Neoplasms, Pancreas,Pancreas Cancers,Pancreas Neoplasm,Pancreatic Acinar Carcinomas,Pancreatic Cancers,Pancreatic Carcinomas,Pancreatic Neoplasm
D003287 Contrast Media Substances used to allow enhanced visualization of tissues. Radiopaque Media,Contrast Agent,Contrast Agents,Contrast Material,Contrast Materials,Radiocontrast Agent,Radiocontrast Agents,Radiocontrast Media,Agent, Contrast,Agent, Radiocontrast,Agents, Contrast,Agents, Radiocontrast,Material, Contrast,Materials, Contrast,Media, Contrast,Media, Radiocontrast,Media, Radiopaque

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