[Portal thrombosis: early complication of azygo-portal disconnection in the treatment of bleeding esophageal varices]. / Trombose portal: complicação precoce da desconexão ázigo-portal no tratamento das varizes esofagianas sangrantes.

The authors studied 30 patients with bleeding from esophageal varices due to portal hypertension. They underwent the disconnection of portal and azygos veins and splenectomy. The immediate postoperative complications were: portal thrombosis in four patients (13.3%); subphrenic abscess in two (6.6%); pulmonary embolism in one (3.3%) and esophageal perforation in one (3.3%). The manifestations of portal thrombosis were ascites, and fever (without leukocytosis). One patient with portal thrombosis who had intractable ascite was submitted to peritoneovenous shunting.