3,757 results found
Article
Cystic fibrosis
Cystic fibrosis (CF), also called mucoviscidosis, is an autosomal recessive genetic disease that affects the exocrine function of the lungs, liver, pancreas, small bowel, sweat glands, and urogenital system.
This article is a general discussion of the disease. Each organ system are discussed se...
Article
Caroli disease
Caroli disease and Caroli syndrome are congenital disorders comprising of multifocal cystic dilatation of segmental intrahepatic bile ducts. However, some series show that extrahepatic duct involvement may exist. They are also classified as a type V choledochal cyst, according to the Todani clas...
Case
Ascending cholangitis
Published
18 Aug 2015
80% complete
CT
Article
Intrahepatic arterioportal shunt
Intrahepatic arterioportal shunts, also known as arterioportal fistulas, represent abnormal flow between the portal venous system and a hepatic arterial system within the liver. They can be a reversible cause of portal hypertension.
Clinical presentation
Clinical features will depend on the si...
Article
Aflatoxins
Aflatoxins are naturally-occurring mycotoxins that are produced by Aspergillus species, especially Aspergillus flavus. They are acutely toxic and carcinogenic.
Acute exposure
High-level aflatoxin exposure can result in acute aflatoxicosis with acute hepatic necrosis, leading to cirrhosis, and ...
Case
Hepatic hydatid cyst - stage CE4
Published
15 May 2024
75% complete
Ultrasound
Article
Acute cholecystitis
Acute cholecystitis refers to the acute inflammation of the gallbladder. It is the primary complication of cholelithiasis and the most common cause of acute pain in the right upper quadrant (RUQ).
Epidemiology
Acute cholecystitis is a common cause of hospital admission and is responsible for a...
Article
Focal hypodense hepatic lesions on non-enhanced CT (differential)
Focal hypodense hepatic lesions on a non-contrast CT scan can result from a number of pathological entities, including:
neoplasms
benign
hepatic hemangioma
adenoma
biliary hamartoma: von Meyenberg complexes 2
malignant
hepatoma / hepatocellular carcinoma (HCC)
hepatic lymphoma
hepatic a...
Article
Hepatic peliosis
Hepatic peliosis is a rare benign vascular condition characterized by dilatation of sinusoidal blood-filled spaces within the liver. There may be involvement of other organs, most commonly the spleen and bone marrow. It can be seen in a variety of settings and is important as appearances may mim...
Case
Normal MRCP
Published
30 Dec 2015
53% complete
MRI
Case
Periportal halo sign (MRI)
Published
17 May 2024
80% complete
MRI
Case
Post cholecystectomy clips
Published
16 May 2024
95% complete
CT
Article
Regenerative liver nodule
Regenerative liver nodules are a form of non-neoplastic nodules that arise in a cirrhotic liver.
Terminology
This may be slightly different from the term nodular regenerative hyperplasia, which are described histopathologically as regenerative nodules with little or no hepatic fibrosis and lar...
Case
Epithelioid hemangioendothelioma (FDG PET-CT)
Published
17 May 2024
89% complete
CT
Nuclear medicine
MRI
Article
Choledochal cyst
Choledochal cysts represent congenital cystic dilatations of the biliary tree. Diagnosis relies on excluding other conditions as a cause of biliary duct dilatation, e.g. tumor, gallstone, inflammation.
Epidemiology
Choledochal cysts are rare, with an incidence of 1:100,000-150,000. Although th...
Case
Mesenteric carcinoid tumor with hepatic metastases
Published
10 Dec 2023
77% complete
CT
Case
Undifferentiated embryonal sarcoma of the liver
Published
31 Dec 2017
80% complete
Ultrasound
CT
Case
Hepatic hydatid cyst compressing the left portal vein
Published
20 May 2019
80% complete
CT
Ultrasound
Article
Hypervascular liver lesions
Hypervascular liver lesions are findings that enhance more or similarly to the background hepatic parenchyma in the late arterial phase, on contrast-enhanced CT or MRI.
Differential diagnosis
Non-neoplastic
focal nodular hyperplasia (FNH)
bright arterial phase enhancement except central scar...
Article
Sinusoidal obstruction syndrome
Sinusoidal obstruction syndrome (SOS), previously known as hepatic veno-occlusive disease (VOD), is a condition arising from occlusion of hepatic venules.
Clinical presentation
right upper quadrant pain
painful hepatomegaly
ascites
abnormal liver function tests
Pathology
Toxic injury to l...
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