RT Journal Article SR Electronic T1 Egg shell nodal calcification in a patient with sinus histiocytosis with massive lymphadenopathy treated with interferon. JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 361 OP 363 VO 17 IS 2 A1 A R Silvers A1 P M Som A1 R J Meyer YR 1996 UL http://www.ajnr.org/content/17/2/361.abstract AB CT showed egg shell calcification in the cervical lymph nodes in a patient with sinus histiocytosis with massive lymphadenopathy treated for 1 year with interferon. CT scans before interferon treatment had shown no nodal calcification.