Virchows Archiv

In this issue

• NEWS

Morphology and multiparameter flow cytometry combined for integrated lymphoma diagnosis on small volume samples: possibilities and limitations

• Open Access
• REVIEW AND PERSPECTIVES

Mats Ehinger, Marie C. Béné

Xanthogranulomatous epithelial tumors/keratin-positive giant cell–rich tumors involving the head and neck: report of seven cases and review of the literature

• ORIGINAL ARTICLE

Rumeal D. Whaley, Abbas Agaimy, Julia A. Bridge, Robert Stoehr, Nasir Ud Din, Jeffrey Gagan, Debby Rampisela, Andrew L. Folpe, Justin A. Bishop

Small cell neuroendocrine carcinoma and poorly differentiated rhabdomyosarcomas of the urinary bladder in adults—A comparative analysis in favor of a common histogenesis

• Open Access
• ORIGINAL ARTICLE

Veronika Bahlinger, Robert Stoehr, Arndt Hartmann, Ondřej Hes, Abbas Agaimy

“Aberrant” expression of skeletal muscle markers in neuroendocrine carcinomas: a significant diagnostic pitfall

• ORIGINAL ARTICLE

Guillermo Garcia-Porrero, Faye Wood, Sara Faria, Paul J. Kelly, W Glenn McCluggage

Aberrant p53 immunostaining patterns in breast carcinoma of no special type strongly correlate with presence and type of TP53 mutations

• Open Access
• ORIGINAL ARTICLE

Hannes Armbruster, Tilman Schotte, Isabell Götting, Mathis Overkamp, Massimo Granai, Lea Louise Volmer, Veronika Bahlinger, Sabine Matovina, André Koch, Dominik Dannehl, Tobias Engler, Andreas D. Hartkopf, Sara Y. Brucker, Irina Bonzheim, Falko Fend, Annette Staebler, Ivonne Montes-Mojarro

Real-world routine diagnostic molecular analysis for TP53 mutational status is recommended over p53 immunohistochemistry in B-cell lymphomas

• Open Access
• ORIGINAL ARTICLE

Lorraine M. de Haan, Ruben A. L. de Groen, Fleur A. de Groot, Troy Noordenbos, Tom van Wezel, Ronald van Eijk, Dina Ruano, Arjan Diepstra, Lianne Koens, Alina Nicolae-Cristea, Wietske C. E. den Hartog, Valeska Terpstra, Els Ahsmann, Tim J. A. Dekker, Aniko Sijs-Szabo, Hendrik Veelken, Arjen H. G. Cleven, Patty M. Jansen, Joost S. P. Vermaat

Toll-like receptors 1, 2, 4, 5, and 6 in gastric cancer

• ORIGINAL ARTICLE

Maarit Eskuri, Niko Kemi, Olli Helminen, Heikki Huhta, Joonas H Kauppila

Histologic spectrum and outcome of Human papillomavirus (HPV)-associated oral cavity squamous cell carcinoma: a single center experience and a survey of The Cancer Genome Atlas (TGCA) cohort

• ORIGINAL ARTICLE

Ronald A. Ghossein, Snjezana Dogan, Marc A. Cohen, Nora Katabi, Bin Xu

Utility of Wnt family member 9b (Wnt9b) immunohistochemistry in the cytologic diagnosis of metastatic breast carcinoma

• ORIGINAL ARTICLE

Yigit Baykara, Shaolei Lu, Dongfang Yang, Yihong Wang, Evgeny Yakirevich, Sean Hacking, Latha Pisharodi, Sara Maleki

Exploring the histogenesis of STK11 adnexal tumour using electron microscopy

• Open Access
• Original Article

Nuria Mascaro, Lamia Sabry Aboelnasr, Motasim Masood, Ernesto Yague, Linda Moran, Mona El-Bahrawy

Immunohistochemical analysis of tumor budding in stage II colon cancer: exploring zero budding as a prognostic marker

• Open Access
• ORIGINAL ARTICLE

Maria Pihlmann Kristensen, Ulrik Korsgaard, Signe Timm, Torben Frøstrup Hansen, Inti Zlobec, Sanne Kjær-Frifeldt, Henrik Hager

Tumour-stroma ratio (TSR) in breast cancer: comparison of scoring core biopsies versus resection specimens

• Open Access
• ORIGINAL ARTICLE

Zsófia Karancsi, Sophie C. Hagenaars, Kristóf Németh, Wilma E. Mesker, Anna Mária Tőkés, Janina Kulka

Implementation of circulating tumour DNA multi-target mutation testing in plasma: a perspective from an external quality assessment providers’ survey

• Open Access
• Original Article

Jennifer A. Fairley, Tony Badrick, Marc G. Denis, Lora Dimitrova, Rebecca Goodall, Joerg Maas, Nicola Normanno, Simon J. Patton, Etienne Rouleau, Antonio Russo, Tracy L. Stockley, Zandra C. Deans

Distinct patterns of biomarker expression for atypical intraductal proliferations in prostate cancer

• Open Access
• Brief Report

Carmela Martini, Jessica M. Logan, Alexandra Sorvina, Sarita Prabhakaran, Benjamin S Y. Ung, Ian R. D. Johnson, Shane M. Hickey, Robert D. Brooks, Maria C. Caruso, Sonja Klebe, Litsa Karageorgos, John J. O’Leary, Brett Delahunt, Hemamali Samaratunga, Douglas A Brooks

Neonatal spindle-cell CD34-positive plaque-like tumour: a new entity characterised by NTRK gene fusion

• BRIEF REPORT

P. Drabent, T. Kervarrec, A. Tallet, S. Fraitag

ETV6::ABL1 fusion: from overlooked minor clone in myeloproliferative neoplasm to major player in leukemic transformation

• Open Access
• BRIEF REPORT

Hyun-Woo Lee, Min-Seung Park, Boram Kim, Chul Won Jung, Hee-Jin Kim, Hyun-Young Kim

Paediatric pancreatic acinar cell carcinoma with a novel SEC31A-BRAF fusion gene

• BRIEF REPORT

Tingting Li, Yin Cheng, Yixuan Han, Li Yang, Qiang Wei, Xiaosong Yan, Yue Shi, Xin Zhang, Meng Yang, Yanfei Liu

YAP1::NR4A3 and YAP1::NCOA2 fusions in poroma: expanding the spectrum of molecular alterations in poroid tumors

• BRIEF REPORT

Léo-Paul Secco, Louis Libbrecht, Michiel Bonny, Charles Lepine, Marián Švajdler, Anne Tallet, Paul-Louis Chantreau, Benedicte Cormier, Bernard Cribier, Vasiliki Siozopoulou, Thibault Kervarrec

Histological clues of DICER1 mutations in thyroid nodules

• LETTER TO THE EDITOR

Chan Kwon Jung, Zhiyan Liu, Mitsuyoshi Hirokawa, Andrey Bychkov