Autoimmune hepatitis with eosinophilic infiltration responsive to anti IL-5 Receptor treatment: a case report and literature reviewPonziani Francesca Romana *1, Caruso Cristiano*2, Baglivo Ilaria3°, Macagno Francesco4, Gasbarrini Antonio3, Santopaolo Francesco1, Giustiniani Maria Cristina5, Colantuono Stefania2 and Pompili Maurizio1Division of Internal Medicine and Gastroenterology, Hepatology Unit, Fondazione Policlinico Universitario ”A. Gemelli” IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy.UOSD DH Internal Medicine and Gastroenterology, Department of Medical and Surgical Sciences, Fondazione Policlinico Universitario ”A. Gemelli” IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy.CEMAD Digestive Diseases Center, Fondazione Policlinico Universitario ”A. Gemelli” IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy.Complex Operational Unit of Pulmonology, Fondazione Policlinico Universitario ”A. Gemelli” IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy.Faculty of Medicine and Surgery, Institute of Pathological Anatomy, Fondazione Policlinico Universitario ”A. Gemelli” IRCCS, Università Cattolica del Sacro Cuore, Rome, Italy.* these authors equally contributed° corresponding author