COMPLICATED DIAGNOSIS: RETROPERITONEAL ALVEOCOCCOSIS IN THE GUISE OF ORMOND’S DISEASE

Diagnosis of parasitic diseases, in a type of their rarity and diversity, always presents considerable difficulties. Clinical observation of an alveococcosis with invasion in the retroperitoneal space with distribution on mediastinal fat proceeding with progressing retroperitoneal fibrosis with ureteral obstruction and hydronephrosis development, with an aorta lumen stenosis, with formation of SVC syndrome in the absence of changes in other parts of the body, first of all in the liver, in the absence of eosinophilia in the peripheral blood throughout all disease and lack of antibodies to echinococci in the blood serum, twice during observation determined by an immunofermental method is presented in this article.