P85 | Atypical Presentation of an Uncommon Disease: A Paradigmatic Case: M.G. Loffredo1, F. Racca1, P. Troia1, N. De Biase1, R. Remollino1, M. Alexopoulou2, A. Patrizio2, A. Bellizio2, S. Mechelli2, G. Bini2 | 1Department of Clinical and Experimental Medicine, Internal Medicine Unit, University of Pisa, 2Department of Emergency and Urgent Care, Internal Medicine Unit, AOUP, Pisa, Italy. Ital J Med 2025, 19 (1(s1). https://doi.org/10.4081/itjm.2025.2278.