Items tagged “portal vein”

18 results found
Article

Portal vein thrombosis

Portal vein thrombosis may be seen in a variety of clinical contexts, and when acute can be a life-threatening condition. It is a major cause of non-cirrhotic presinusoidal portal hypertension. Portal vein thrombus may be either bland and/or malignant (i.e. tumor thrombus), and it is a critical ...
Case

Cavernous transformation of portal vein

  Diagnosis certain
Frank Gaillard
Published 23 Dec 2009
77% complete
Ultrasound CT
Article

Cavernous transformation of the portal vein

Cavernous transformation of the portal vein is a sequela of portal vein thrombosis and is the replacement of the normal single channel portal vein with numerous tortuous venous channels. For a discussion of demographics and presentation, please refer to the article on portal vein thrombosis. P...
Case

Cavernous transformation of the right portal vein branch

  Diagnosis certain
Roberto Schubert
Published 15 May 2011
83% complete
MRI
Case

Aneurysm of the portal venous system

  Diagnosis certain
Umut Delibas
Published 29 Apr 2013
86% complete
CT
Case

Portal hypertension with caput medusae

  Diagnosis almost certain
Ahmed Abdrabou
Published 29 Apr 2013
58% complete
Photo CT
Case

Portal vein embolization

  Diagnosis certain
Matt A. Morgan
Published 06 Apr 2015
100% complete
DSA (angiography)
Case

Total anomalous pulmonary venous return: infracardiac

  Diagnosis certain
David Cuevas
Published 15 May 2017
86% complete
DSA (angiography) CT
Case

Portal and superior mesenteric vein aneurysms

  Diagnosis certain
Stefan Götschi
Published 12 Feb 2016
89% complete
CT
Case

Cavernous transformation of the portal vein

  Diagnosis certain
Mostafa Elfeky
Published 02 May 2017
92% complete
CT
Article

Congenital portosystemic shunt

​Congenital portosystemic shunts are rare, extrahepatic or intrahepatic, anatomical abnormalities shunting blood from the portal venous system to the systemic venous system and, thus, avoiding passage through the hepatic acinus. Terminology The term “portosystemic shunt” can be used to refer t...
Article

Congenital intrahepatic portosystemic shunt classification

This congenital intrahepatic portosystemic shunt classification was proposed by Park et al. in 1990 1: type 1: single large vessel of constant diameter connecting the right portal vein to the inferior vena cava type 2: localized, peripheral shunt with one or more communications in a single hep...
Article

Congenital extrahepatic portosystemic shunt classification

This congenital extrahepatic portosystemic shunt classification was proposed by Morgan and Superina in 1994 1: type 1: complete diversion of portal blood into the inferior vena cava with congenital absence of the portal vein 1a: superior mesenteric vein and splenic vein do not join to form a c...
Article

Portosystemic shunt ratio

The portosystemic shunt ratio is a measure performed using ultrasound to quantify the abnormal flow of portal venous blood that is shunted away from the hepatic sinusoidal circulation in the context of a congenital portosystemic shunt 1. Measurement The ratio is determined on ultrasound using ...
Case

Splenomesenteric venous confluence aneurysm

  Diagnosis certain
Andrey Meshcheryakov
Published 04 Oct 2019
86% complete
CT
Case

Acute portal vein thrombosis

  Diagnosis almost certain
Mostafa Elfeky
Published 22 Jan 2020
68% complete
MRI
Case

Metastatic Klatskin tumor with tumor thrombus of the portal vein

  Diagnosis certain
Akos Jaray
Published 09 Dec 2020
95% complete
CT
Case

Portal venous system thrombosis

  Diagnosis certain
Moamer Abdulghafoor Ibrahim
Published 09 Feb 2023
92% complete
CT

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