[Septicemia, portal thrombosis and congenital protein C deficiency].

The authors report a case of Bacteroides fragilis septicemia with left portal vein thrombosis secondary to a liver abscess discovered by ultrasonography. This thrombosis was in relation with hereditary protein C deficiency. The authors emphasize the importance of assaying for C protein along with the other physiological coagulation inhibitors in the child presenting with venous thrombosis.