2A81.8

ALK-positive large B-cell lymphoma

Linfoma de grandes células B ALK-positivo

Category

Definition

A usually aggressive large B-cell lymphoma characterised by the presence of monomorphic immunoblast-like neoplastic B-lymphocytes in a sinusoidal growth pattern. The neoplastic B-lymphocytes express the ALK kinase but they lack the 2;5 translocation.

Index Terms

ALK-positive large B-cell lymphomaDiffuse large B-cell lymphoma, ALK positive