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(A). HAVM in a young dog with portal hypertension and multiple acquired portal collaterals. Ao, aorta; PB, portal branches; aa, branches of the hepatic artery. B. Angiogram before selective transarterial coil embolization through hepatic artery (ha) in the same patient. (C). Volume rendered image showing the portal venous system dilatation and multiple portal collaterals. PV, portal vein; ha, hepatic artery; SV, splenic vein; crPDV, cranial pancreaticoduodenal vein.
