Perivascular epithelioid cell neoplasm (PEComa) harboring TFE3 gene rearrangements in a patient with Lynch syndrome Ana B. Larqué; Gerard Frigola; Natalia Castrejón; Sherley Díaz-Mercedes; Eva Musulén Palet; Carolina Martínez Ciarpaglini; Stefania Landolfi; Antonio M. Lacy; Francesc Balaguer; Miriam Cuatrecasas;

History and clinical guidelines for chronic atrophic gastritis and the assessment of gastric cancer risk Pedro Delgado-Guillena; Raúl Velamazan-Sandalinas; Javier Jiménez Sánchez; Esteban Fuentes-Valenzuela; Natalia García-Morales; Miriam Cuatrecasas; Mireya Jimeno; Leticia Moreira; Eduardo Albéniz;

Retrorectal hamartoma cyst (tailgut cyst) in a young man Maite Rodrigo-Calvo; Ivan Archilla; Silvia Alos; Nuria Vidal-Robau; Karmele Saez de Gordoa; Julián Moreno; Oriol Sendino; Miriam Cuatrecasas;