[Budd-Chiari syndrome in childhood by hipoplasia of suprahepatic veins. Clinical and pathological study of a case (author's transl)].

A case of Budd-Chiari syndrome with hypoplasia of suprahepatic veins is reported. A bibliographic review is made. Etiologic and anatomic factors are analyzed. Its clinical, analytic, pathological and embryologic findings are compared with those of other authors. The rarity of this case, for the age of presentation as much as for its etiology is pointed out.