REED-STERNBERG CELLS ON BONE MARROW CYTOLOGY: THE VERY EARLY FEATURE ON HEMOPHAGOCYTIC LYMPHOHISTIOCYTOSIS ASSOCIATED TO HODGKIN LYMPHOMA - Niero-Melo, L. [UNESP]; Lustri, L. A. [UNESP]; Polegatto, B. F. [UNESP]; Del Castanhel, C. [UNESP]; Cantadori, L. O. [UNESP]; Oliveira, C. C. [UNESP]; Gaiolla, R. D. [UNESP] (Ferrata Storti Foundation, 2016)