paediatrics Brussels 17

636 / 1708

Histology
• The WHO classification system separates Hodgkin
lymphoma into two broad categories:
– ‘‘Classical,’’ comprising lymphocyte depleted ,
nodular sclerosis, mixed cellularity, and
classical lymphocyte rich
– ‘‘Lymphocyte predominant’’ Hodgkin lymphoma
(previously known as paragranuloma,)
• 90% of Hodgkin Lymphoma are of the
‘‘Classical ’’type