**Author details**

Paweł Pietkiewicz, Justyna Gornowicz-Porowska, Monika Bowszyc-Dmochowska and Marian Dmochowski

\*Address all correspondence to: mkdmoch@wp.pl

Cutaneous Histopathology and Immunopathology Section, Department of Dermatology, Poznan University of Medical Sciences, Poznań, Poland

We dedicate this work to our patients suffering from malignancy concomitant with autoim‐ mune blistering dermatosis
