Review Article

Pathobiology of Hodgkin Lymphoma

Table 1

Hodgkin’s lymphoma (HL) classification schemes.

Jackson and Parker classification
 Paragranuloma
 Granuloma
 Sarcoma

Lukes and Butler classification
 Lymphocytic and/or histiocytic, nodular
 Lymphocytic and/or histiocytic, diffuse
 Nodular sclerosis
 Mixed cellularity
 Diffuse fibrosis
 Reticular

Rye conference classification
 Lymphocyte predominance
 Nodular sclerosis
 Mixed cellularity
 Lymphocytic depletion

Revised European-American lymphoma (REAL) classification
 Nodular lymphocyte predominance nodular/diffuse
 Classic HL
 Nodular sclerosis
 Mixed cellularity
 Lymphocyte depletion
 Lymphocyte rich classic HL diffuse (provisional entity)

World Health Organisation scheme
 Nodular lymphocyte predominant HL
 Classic HL
  Nodular sclerosis HL (grades 1 and 2)
  Lymphocyte-rich classic HL*
   Mixed cellularity HL
  Lymphocyte-depleted HL
  Unclassifiable classic HL

*This includes a nodular (common) and a diffuse (rare) form in contrast to the REAL classification.