Case Reports

Granuloma annulare-like pseudohistiocytosis: a specific manifestation of ETV6::SYK-rearranged myeloid neoplasm with eosinophilia

Division of Pathology, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy; Department of Pathophysiology and Transplantation, Universita degli Studi di Milano, Milan
Hematology Division, Foundation IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milan, Italy; Department of Oncology and Hemato-Oncology, University of Milan, Milan
Division of Pathology, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy; Medical Genetics Unit, Fondazione IRCCS Ca' Granda - Ospedale Maggiore Policlinico, Milan
Medical Genetics Unit, Fondazione IRCCS Ca' Granda - Ospedale Maggiore Policlinico, Milan
Hematology Division, Foundation IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milan
Department of Pathophysiology and Transplantation, Universita degli Studi di Milano, Milan, Italy; Dermatology Unit, Foundation IRCCS Ca Granda Ospedale Maggiore Policlinico, Milan
Hematology Division, Foundation IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milan, Italy; Department of Oncology and Hemato-Oncology, University of Milan, Milan
Department of Pathophysiology and Transplantation, Universita degli Studi di Milano, Milan, Italy; Dermatology Unit, Foundation IRCCS Ca Granda Ospedale Maggiore Policlinico, Milan
Hematology Division, Foundation IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milan
Haematologica Early view Nov 20, 2025 https://doi.org/10.3324/haematol.2025.288536