Renal vein thrombosis with hemorrhagic infarction of the kidneys is not a rare occurrence in children, as it was stated recently by Kaufmann,24 who reviewed this subject from the world literature.
Far less frequent is a combined thrombosis of renal veins and inferior vena cava in the pediatric age group. To our knowledge, only one well-documented case of an ascending type of this combined thrombosis has been reported previously, in which instance, however, the diagnosis had not been made prior to the postmortem examination. The following case is presented because it was diagnosed during the patient's life and because the main factor leading to its occurrence had been known, while usually an explanation for the etiology remains warranted.
Report of Case
A 12-month-old white boy was admitted to the Salt Lake General Hospital by reason of sudden onset of left-sided seizures. Two and one-half days prior to his admission