10 results found
Article
Pseudocirrhosis
Pseudocirrhosis is a radiological term used to convey the imaging findings of cirrhosis but emphasizes that it occurs in the setting of hepatic metastases. It is most commonly reported following chemotherapeutic treatment of breast cancer metastases, although it has also been reported before tre...
Article
Cholangiocarcinoma
Cholangiocarcinomas (commonest type of bile duct cancers) are malignant epithelial tumors arising from the biliary tree, excluding the gallbladder or ampulla of Vater. Cholangiocarcinoma is the third most common primary hepatobiliary malignancy after hepatocellular carcinoma (HCC) and gallbladde...
Article
Radiation-induced liver disease
Radiation-induced liver disease (RILD), also known as radiation hepatitis, represents the toxic effect of radiation therapy on normal hepatocytes.
This article will discuss liver toxicity appearances after external beam radiotherapy techniques. Please refer to the dedicated article on selecti...
Article
Duodenal adenocarcinoma
Duodenal adenocarcinoma is the most common primary malignancy of the duodenum.
Epidemiology
Adenocarcinoma is the most common primary malignant neoplasm of the duodenum. It represents 0.3% of all gastrointestinal malignancies and accounts for 50-70% of small bowel adenocarcinomas occurring eit...
Article
Inferior vena cava leiomyosarcoma
Inferior vena cava leiomyosarcomas are the most common type of retroperitoneal leiomyosarcoma and most common primary malignancy of the inferior vena cava (IVC).
Epidemiology
Three-quarters of cases occur in women, usually aged 40-60 years 2.
Clinical presentation
When symptomatic, patients ...
Article
Colorectal cancer
Colorectal cancer (CRC) is the most common cancer of the gastrointestinal tract and is one of the most frequently diagnosed malignancies in adults. CT is the mainstay for colon cancer locoregional staging and MRI is the mainstay for rectal cancer locoregional staging.
This article focuses on co...
Article
Mass-forming intrahepatic cholangiocarcinoma
Mass-forming intrahepatic cholangiocarcinomas (MF-ICC), also referred as peripheral cholangiocarcinomas, comprise one of the three recognized growth patterns of intrahepatic cholangiocarcinomas.
On imaging, these tumors usually present as large and relatively well-defined hepatic masses with l...
Article
Ischemic colitis
Ischemic colitis refers to inflammation of the colon secondary to vascular insufficiency and ischemia. It is sometimes considered under the same spectrum as intestinal ischemia. The severity and consequences of the disease are highly variable.
Epidemiology
Ischemic bowel is typically a disease...
Article
Renal cell carcinoma (TNM staging)
The TNM system may be used for staging of renal cell carcinoma. An older but still widely used system for staging of renal cell carcinoma in some practices is the Robson staging system.
TNM staging (8th edition)
Primary tumor staging (T)
Tx: tumor cannot be assessed
T0: tumor not seen
T1
T...
Article
Tumors of the small intestine
The small intestine is rarely the site of malignant tumors, although it accounts for ~75% of the entire length of the GI tract and more than 90% of the mucosal surface. Approximately 40 different histologic tumor types have been described.
In this article, an overview will be given of the most...
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