Irene Moysset, Natalia Castrejon, Adriana Garcia-Herrera, Paola Castillo, Marta Marginet, Cristina Teixido, Sebastian Podlipnik, Raquel Albero-Gonzalez, Carla Montironi, Judit Navarro, Carlota Rovira, Susana Puig, Cristina Carrera, Llucia Alos
AIMS: The current WHO classification of melanocytic tumours excludes neoplasms showing BRAF or NRAS mutations from the Spitz category. This study aimed to review and reclassify atypical melanocytic tumours with spitzoid morphological features diagnosed between 2009 and 2021 in our hospital after expanding the molecular profile, including BRAF and NRAS mutations in all cases. METHODS AND RESULTS: A total of 71 neoplasms showing spitzoid features (Spitz-like) and atypia were included...
February 26, 2024: Histopathology