Several editions of the World Health Organization (WHO) classifications of lympho-
hemopoietic neoplasms in 2001, 2008 and 2017 served as the international standard for …

The WHO classification of tumors of various organ systems, also known as the WHO Blue
Books, has provided a unified tumor classification system enabling people across the world …

Since the publication of the Revised European-American Classification of Lymphoid
Neoplasms in 1994, subsequent updates of the classification of lymphoid neoplasms have …

Abstract The 2022 European Association for Haematopathology/Society for
Hematopathology lymphoma workshop session on cavity-based lymphomas included sixty …

Diffuse large B-cell lymphoma (DLBCL) is an aggressive and heterogenous group of
diseases and the most common subtype of non-Hodgkin lymphoma. In the past decade …

Rare cases of human herpesvirus 8 (HHV8)-negative effusion-based large B-cell lymphoma
(EB-LBCL) occur in body cavities without antecedent or concurrent solid mass formation. In …

Simple Summary This paper provides an overview of the classification of large B-cell
lymphomas in the 5th edition of the WHO classification of haematolymphoid tumors due to …

Simple Summary Primary effusion lymphoma (PEL) is a rare B-cell lymphoma with a
particularly aggressive course. This disease usually affects the variably …

Primary effusion lymphoma (PEL) is defined by the WHO classification as a large B-cell
neoplasm without detectable tumor masses. It is universally associated with HHV8, with …

This review discusses a group of distinctive extranodal lymphomas that characteristically
arise in anatomic spaces, with emphasis on their pathologic features, and including some …