The role of ELISA IgG antibodies in diagnosis of cystic echinococosis of lung. A retrospective study of a single centre activity in Albania.

Background: Cystic Echinococcosis presents significant biological, medical, economic, and social challenges. The diagnosis of cystic echinococcosis relies on immunodiagnostic methods alongside radiological in combinations with clinical findings. In human Cystic Echinococcosis, false negative immunologic results can occur in 3-5% of patients and reach up to 35-40% in hyper endemic regions.