TO THE EDITOR: In rare instances, malignant lymphomas present as a body cavity–based effusion, without an identifiable tumor mass. Most frequently, this concerns primary effusion lymphoma (PEL), a human herpes… Click to show full abstract
TO THE EDITOR: In rare instances, malignant lymphomas present as a body cavity–based effusion, without an identifiable tumor mass. Most frequently, this concerns primary effusion lymphoma (PEL), a human herpes virus-8 (HHV8)-positive B-cell lymphoma that typically occurs in HIV-positive patients
               
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