ABSTRACT
Sinus histiocytosis with massive lymphadenopathy (Rosai–Dorfman
disease) being a rare benign proliferative self-limiting disease of the
cells of macrophage-histiocyte family is of unknown etiology and
presents with massive lymphadenopathy. We are hereby reporting a case of
RDD presenting with massive bilateral cervical and submandibular
lymphadenopathy, diagnosed by histocytopathology.
KEYWORDS: Histocytopathology, Rosai-Dorfman, Tanzania.