Items tagged “liver”

214 results found
Article

Budd-Chiari syndrome

Budd-Chiari syndrome refers to the clinical picture that occurs when there is partial or complete hepatic venous outflow obstruction. It is characterised on imaging by ascites, caudate hypertrophy, peripheral atrophy, and prominent collateral veins.  Epidemiology Budd-Chiari syndrome is rare. ...
Article

Cholangiocarcinoma

Cholangiocarcinoma is a malignant tumour arising from cholangiocytes in the biliary tree. It tends to have a poor prognosis and high morbidity. It is the second most common primary hepatic tumour, with intrahepatic cholangiocarcinomas (ICCs) accounting for 10-20% of primary liver tumours. Epide...
Article

Cirrhosis

Cirrhosis is the common endpoint of a wide variety of chronic liver disease processes which cause hepatocellular necrosis. Cirrhosis can be diagnosed with ultrasound, CT, and MRI, and these imaging modalities can also be used to evaluate for possible complications of cirrhosis, such as portal hy...
Article

Focal hepatic steatosis

Focal hepatic steatosis (focal fat infiltration of the liver) is common and seen in a number of clinical settings, essentially the same as those that contribute to diffuse hepatic steatosis: diabetes mellitus obesity alcohol abuse exogenous steroids drugs (amiodarone, methotrexate, chemothe...
Article

Haemochromatosis

Haemochromatosis is an iron overload disorder characterised by a progressive increase in total body iron stores and deposition of iron in some non-reticuloendothelial system (RES) body organs which results in some instances in organ dysfunction. This article focus on the general principles of h...
Article

Hepatocellular carcinoma

Hepatocellular carcinoma (HCC) is the most common primary malignancy of the liver. It is strongly associated with cirrhosis, from both alcohol and viral etiologies. HCC constitutes approximately 5% of all cancers partly due to the high endemic rates of hepatitis B infection 1. Epidemiology HCC...
Article

Hypervascular liver lesions

Hypervascular liver lesions may be caused by primary liver pathology or metastatic disease. Differential diagnosis Primary lesions hepatocellular carcinoma (HCC) most common hypervascular primary liver malignancy early arterial phase enhancement and then rapid wash out rim enhancement of c...
Article

Mallory bodies

Mallory bodies are cytoplasmic eosinophylic inclusions in hepatocytes, associated with ballooning and inflammation, found in: alcoholic fatty liver disease and hepatitis non-alcoholic fatty liver disease hepatocellular carcinoma (HCC) primary biliary cirrhosis (PBC) cholestasis
Article

Portal hypertension

Portal hypertension is defined as portal venous pressure greater than 12 mmHg. Pathology Causes can be split in their relation to the hepatic sinusoids: pre-sinusoidal portal vein thrombosis extrinsic compression of portal vein Schistosomiasis (S. mansoni or S. japonicum) sinusoidal cirr...
Article

Hepatic hydatid infection

Hepatic hydatid disease is a parasitic zoonosis caused by the Echinococcus tape worm. (see: Hydatid disease for a general discussion). In the liver, two agents are recognised as causing disease in the human: Echinococcus granulosus Echinococcus multilocularis Pathology E. granulosus is ende...
Article

Variant hepatic arterial anatomy

Variation in hepatic arterial anatomy is seen in 40-45% of people. Classic branching of the common hepatic artery from the coeliac artery, and the proper hepatic artery into right and left hepatic arteries to supply the entire liver, is seen in 55-60% of the population.  In general, the common ...
Article

Liver

The liver is the largest abdominal organ that plays a major role in metabolism and has a number of functions, including glycogen storage, decomposition of red blood cells, plasma protein synthesis, hormone production, and detoxification. It is one of very few organs that has the ability to regen...
Article

Falciform ligament

The falciform ligament is a broad and thin peritoneal ligament. It is sickle-shaped (Latin: "falciform") and a remnant of the ventral mesentery of the fetus. It is situated in an anteroposterior plane but lies obliquely so that one surface faces forward and is in contact with the peritoneum beh...
Article

Hepatomegaly

Hepatomegaly refers to an increase in size or enlargement of the liver.  Pathology Aetiology Hepatomegaly can result from a vast range of pathology including, but not limited to, the following: malignancy/cellular infiltrate multiple metastases lymphoma(s) leukaemia(s) hepatocellular car...
Case

Focal nodular hyperplasia: very large

FNH Arterial
 Diagnosis almost certain
Dr Natalie Yang
Published 15 Aug 2009
56% complete
CT
Article

Focal nodular hyperplasia

Focal nodular hyperplasia (FNH) is a regenerative mass lesion of the liver and the second most common benign liver lesion (most common is cavernous haemangioma). Many FNHs have characteristic radiographic features in multimodality imaging, but some lesions may be atypical in appearance. FNHs are...
Case

Epiploic appendagitis and fatty liver

Epiploic appendag...
 Diagnosis almost certain
Dr Natalie Yang
Published 20 Aug 2009
62% complete
CT
Article

Focal fatty sparing of the liver

Focal fatty sparing of the liver is a localised absence of fatty change in a liver otherwise, affects with fatty change (diffuse hepatic steatosis). Recognition of this finding is useful to prevent falsely thinking the region is a mass. Epidemiology To be added Pathology Similar to its inver...
Article

Diffuse hepatic steatosis

Diffuse hepatic steatosis, also known as fatty liver, is a common imaging finding and can lead to difficulties assessing the liver appearances, especially when associated with focal fatty sparing. Epidemiology Diffuse hepatic steatosis is common, affecting ~25% of the population.  Pathology ...
Case

Submassive hepatic necrosis

Hepatic necrosis T2
 Diagnosis almost certain
Dr Natalie Yang
Published 24 Aug 2009
59% complete
MRI

Updating… Please wait.
Loadinganimation

Alert accept

Error Unable to process the form. Check for errors and try again.

Alert accept Thank you for updating your details.