RT Journal Article SR Electronic T1 Rosai-Dorfman Disease Presenting with Isolated Bilateral Orbital Masses: Report of Two Cases JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 1386 OP 1388 VO 22 IS 7 A1 Wang, Edwin A1 Anzai, Yoshimi A1 Paulino, August A1 Wong, Jeffery YR 2001 UL http://www.ajnr.org/content/22/7/1386.abstract AB Summary: Rosai-Dorfman disease (sinus histiocytosis with massive lymphadenopathy) is a rare benign idiopathic proliferative disease of phagocytic histiocytes. Approximately 80% of patients present with painless massive cervical lymphadenopathy. Isolated extranodal involvement is relatively uncommon. Two cases of Rosai-Dorfman disease are reported: one with isolated bilateral orbital involvement and one with marked cervical lymphadenopathy and multiple dural-based and intraventricular masses.