Articles

Articles are a collaborative effort to provide a single canonical page on all topics relevant to the practice of radiology. As such, articles are written and edited by countless contributing members over a period of time. A global group of dedicated editors oversee accuracy, consulting with expert advisers, and constantly reviewing additions.

12 results found
Article

SMART-CT severity index

A SMART-CT severity index is a recent tool and an expansion of the original modified CT severity index of acute pancreatitis. This novel index that is nomogram based, predicts the clinical consequence with modest accuracy. Two components are mainly evaluated, the first ones are the components of...
Article

Gallbladder cancer (staging - AJCC 8th edition)

The AJCC (American Joint Committee on Cancer) 8th edition gallbladder cancer staging system was introduced in 2018. TNM system T: primary tumor Tis: carcinoma in situ - tumor only within the epithelium (the inner layer of the gallbladder) T1: tumor invades the lamina propria or muscularis T...
Article

Distal cholangiocarcinoma (staging)

Distal cholangiocarcinoma staging is defined according to the TNM staging classification of the American Joint Committee on Cancer (AJCC)/Union for International Cancer Control (UICC). As of 2018, the staging criteria are in their 8th edition and reflected below 1. These criteria apply to cancer...
Article

Perihilar cholangiocarcinoma (staging)

Perihilar cholangiocarcinoma staging is, for prognostication, most commonly conducted using the TNM staging classification of the American Joint Committee on Cancer (AJCC)/Union for International Cancer Control (UICC). As of 2018, the staging criteria are in their 8th edition and reflected below...
Article

Intrahepatic cholangiocarcinoma (staging)

Intrahepatic cholangiocarcinoma staging is conducted most commonly in accordance with the TNM staging classification of the American Joint Committee on Cancer (AJCC)/Union for International Cancer Control (UICC). As of 2018, the staging criteria are in their 8th edition and reflected below 1. Th...
Article

Cholangiocarcinoma (staging)

Cholangiocarcinoma staging is most commonly classified using the TNM staging systems of the American Joint Committee on Cancer (AJCC)/Union for International Cancer Control (UICC), which starting 1 January 2018 is according to its 8th edition. There are separate systems depending on whether the ...
Article

Okuda staging system

The Okuda staging system was an advance on earlier hepatocellular (HCC) staging classifications, in that it incorporated both cancer-related variables and liver function related variables to determine prognosis 1: disease involving >50% of hepatic parenchyma ascites albumin ≤3 mg/dL bilirubi...
Article

Liver cancer (BCLC staging)

Barcelona clinic liver cancer (BCLC) staging uses a set of criteria to guide the management of patients with hepatocellular carcinoma (HCC). The classification takes the following variables into account 1,2: performance status (PS)  Child-Pugh score radiologic tumor extent tumor size multi...
Article

Hepatocellular carcinoma (staging)

Hepatocellular carcinoma staging classifications supersede the typical TNM staging system seen in most other epithelial cancers, as the TNM staging system has been found to not be as prognostically useful for stratification of patients with hepatocellular carcinoma. Several substitute staging sy...
Article

Pediatric liver tumor staging (PRETEXT grouping system)

The PRETEXT system proposed by the International Childhood Liver Tumors Strategy Group (previously called Société Internationale d’Oncologie Pédiatrique - Epithelial Liver Tumor Study Group - SIOPEL) aims for staging and risk stratification of liver tumors at diagnosis.  It is used to describe ...
Article

Hepatoblastoma (staging)

As expected there are a number of different staging systems for hepatoblastoma. Staging PRETEXT grouping system of pediatric liver tumors not specific to hepatoblastoma; used in all pediatric liver tumors Intergroup staging system specific for hepatoblastoma (see below) Intergroup staging ...
Article

Pancreatic cancer (staging)

Staging of pancreatic cancer (i.e. ductal adenocarcinoma) is traditionally performed according to the American Joint Committee on Cancer (AJCC) / Union for International Cancer Control (IUCC) TNM system.  In the 2017 new edition (8th edition) AJCC published various major changes including exocr...

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