Virchows Archiv

In this issue

Can AI-assisted microscope facilitate breast HER2 interpretation? A multi-institutional ring study

Meng Yue, Jun Zhang, Xinran Wang, Kezhou Yan, Lijing Cai, Kuan Tian, Shuyao Niu, Xiao Han, Yongqiang Yu, Junzhou Huang, Dandan Han, Jianhua Yao, Yueping Liu

Compliance with mismatch repair testing in pT1 colorectal cancer diagnosed before the age of 70 years

Berbel L. M. Ykema, Iris D. Nagtegaal, Koert Kuhlmann, Annemarie M. van Berkel, Monique E. van Leerdam, Leon M. G. Moons, Sietze van Turenhout, Petur Snaebjornsson, Michalda S. Dunker

Improving tumor budding reporting in colorectal cancer: a Delphi consensus study

Tariq Sami Haddad, Alessandro Lugli, Susan Aherne, Valeria Barresi, Benoît Terris, John-Melle Bokhorst, Scarlet Fiona Brockmoeller, Miriam Cuatrecasas, Femke Simmer, Hala El-Zimaity, Jean-François Fléjou, David Gibbons, Gieri Cathomas, Richard Kirsch, Tine Plato Kuhlmann, Cord Langner, Maurice B. Loughrey, Robert Riddell, Ari Ristimäki, Sanjay Kakar, Kieran Sheahan, Darren Treanor, Jeroen van der Laak, Michael Vieth, Inti Zlobec, Iris D. Nagtegaal

Detection of microsatellite instability with Idylla MSI assay in colorectal and endometrial cancer

Iiris Ukkola, Pirjo Nummela, Annukka Pasanen, Mia Kero, Anna Lepistö, Soili Kytölä, Ralf Bützow, Ari Ristimäki

An algorithmic approach utilizing CK7, TTF1, beta-catenin, CDX2, and SSTR2A can help differentiate between gastrointestinal and pulmonary neuroendocrine carcinomas

Sanhong Yu, Jason L. Hornick, Raul S. Gonzalez

Second-harmonic generation (SHG) microscopy and hepatic venous pressure gradient-based validation of a novel histological staging system for alcoholic hepatitis

Archana Rastogi, Nayana Patil, Rakhi Maiwall, Chhagan Bihari, Ananda Soshee, Shiv K. Sarin

Prognostic impact of histological review of high-grade endometrial carcinomas in a large Danish cohort

Marie Boennelycke, Elke E. M. Peters, Alicia Léon-Castillo, Vincent T. H. B. M. Smit, Tjalling Bosse, Ib Jarle Christensen, Gitte Ørtoft, Claus Høgdall, Estrid Høgdall

Association of current molecular subtypes in urothelial carcinoma with patterns of muscularis propria invasion

Koorosh Haghayeghi, Shaolei Lu, Andres Matoso, Stephen F. Schiff, Catrina Mueller-Leonhard, Ali Amin

Eosinophilic cystitis mimicking bladder cancer—considerations on the management based upon a case report and a review of the literature

Bernd J. Schmitz-Dräger, Andreas Skutetzki, Ralf J. Rieker, Siegfried A. Schwab, Robert Stöhr, Ekkehardt Bismarck, Orlin Savov, Thomas Ebert, Natalya Benderska-Söder, Arndt Hartmann

Usefulness of β-catenin expression in the differential diagnosis of osteosarcoma, osteoblastoma, and chondroblastoma

Kivilcim Eren Erdogan, Marina Pacheco, Marco Gambarotti, Giovanna Magagnoli, Marta Sbaraglia, Tommaso Frisoni, Alberto Righi, Angelo Paolo Dei Tos

Liposarcoma in children and young adults: a clinicopathologic and molecular study of 23 cases in one of the largest institutions of China

Ran Peng, Nan Li, Ting Lan, Huijiao Chen, Tianhai Du, Xin He, Min Chen, You Xie, Zhang Zhang, Wei Zhao, Hongying Zhang

TERT promoter mutation in sebaceous neoplasms

María-Teresa Muñoz-Jiménez, Leyla Blanco, Yolanda Ruano, Rosario Carrillo, Ángel Santos-Briz, Erika Riveiro-Falkenbach, Luis Requena, Heinz Kutzner, María Concepción Garrido, José-Luis Rodríguez-Peralto

GOPC-ROS1 mosaicism in agminated Spitz naevi: report of two cases

Keisuke Goto, Daniel Pissaloux, Friederike Kauer, Véronique Huriet, Franck Tirode, Arnaud de la Fouchardière

High performance of multiplex fluorescence in situ hybridization to simultaneous detection of BCL2 and BCL6 rearrangements: useful application in the characterization of DLBCLs

Federica Zito Marino, Gabriella Aquino, Matteo Brunelli, Giosuè Scognamiglio, Serena Pedron, Andrea Ronchi, Immacolata Cozzolino, Lucianna Sparano, Gerardo Botti, Luigi Panico, Anna De Chiara, Renato Franco

The “Burkitt-like” immunophenotype and genotype is rarely encountered in diffuse large B cell lymphoma and high-grade B cell lymphoma, NOS

Katrin S. Hüttl, Annette M. Staiger, Julia Richter, M. Michaela Ott, Sabrina Kalmbach, Wolfram Klapper, Anne-Sophie Biesdorf, Lorenz Trümper, Andreas Rosenwald, Marita Ziepert, Heike Horn, German Ott

Fully digital pathology laboratory routine and remote reporting of oral and maxillofacial diagnosis during the COVID-19 pandemic: a validation study

Anna Luíza Damaceno Araújo, Gleyson Kleber do Amaral-Silva, Maria Eduarda Pérez-de-Oliveira, Karen Patricia Domínguez Gallagher, Cinthia Veronica Bardalez López de Cáceres, Ana Luiza Oliveira Corrêa Roza, Amanda Almeida Leite, Bruno Augusto Linhares Almeida Mariz, Carla Isabelly Rodrigues-Fernandes, Felipe Paiva Fonseca, Marcio Ajudarte Lopes, Paul M. Speight, Syed Ali Khurram, Jacks Jorge Júnior, Manoela Domingues Martins, Oslei Paes de Almeida, Alan Roger Santos-Silva, Pablo Agustin Vargas

The prognostic role of histologic grade, worst pattern of invasion, and tumor budding in early oral tongue squamous cell carcinoma: a comparative study

Bin Xu, Abeer M. Salama, Cristina Valero, Avery Yuan, Anjanie Khimraj, Maelle Saliba, Daniella K. Zanoni, Ian Ganly, Snehal G. Patel, Nora Katabi, Ronald Ghossein

Does endometrial morular metaplasia represent odontogenic differentiation?

Antonio Travaglino, Antonio Raffone, Daniela Russo, Elia Guadagno, Sara Pignatiello, Paola Moretta, Fulvio Zullo, Marialaura Del Basso De Caro, Luigi Insabato, Massimo Mascolo

Artificial intelligence to detect MYC translocation in slides of diffuse large B-cell lymphoma

Zaneta Swiderska-Chadaj, Konnie M. Hebeda, Michiel van den Brand, Geert Litjens

Atypical nodular fasciitis with a novel PAFAH1B1-USP6 fusion in a 22-month-old boy

Yan Qiu, Ran Peng, Huijiao Chen, Hua Zhuang, Xin He, Hongying Zhang

A report of a patient presenting with three metachronous 13q14LOH mesenchymal tumours: spindle cell lipoma, cellular angiofibroma and mammary myofibroblastoma

Andrea Cordaro, Harry R. Haynes, Timothy Murigu, Michael Michal, Francesca Maggiani, Demetris Poyiatzis, Abigail Palmer, Zsombor Melegh

Novel genetic characteristics of multifocal micronodular pneumocyte hyperplasia (MMPH): a case report with frequent BRAF mutations analyzed by next-generation sequencing supporting benign behaviors of MMPH

Chihiro Inoue, Ryoko Saito, Satsuki Kishikawa, Takuo Hayashi, Toshio Kumasaka, Takehiro Yamada, Hisashi Oishi, Yuto Yamazaki, Fumiyoshi Fujishima, Mika Watanabe, Hironobu Sasano

Correction to: EGFR and BRAF mutations in inverted sinonasal papilloma—a more complex landscape?

Sarah Zonnur, Andreas Erbersdobler, Björn Schneider