yolk sac, 64

Checklist Right Cardiac Insufficiency:

Dilation of the inferior vena cava to > 2.0 cm (2.5 cm in trained athletes)

Dilated hepatic vein > 6 mm in the hepatic periphery

Absent caval collapse with forced inspiration

Possible pleural effusion, initially almost always on the right

Normal lumen:



Risk of rupture increased by:

suprarenal < 2.5 cm 2.5-3.0 cm > 3 cm progressing dilation diameter > 6 cm excentric lumen saccular dilation (instead of fusiform dilation)


Demonstration of portocaval collaterals at the porta hepatis Diameter of the portal vein at the porta hepatis > 15 mm Dilatation of the splenic vein > 1.2 cm Splenomegaly Demonstration of ascites

Recanalized umbilical vein (Cruveilhier-Baumgarten syndrome) Esophageal varices (by endoscopy)

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