RT Journal Article SR Electronic T1 CT Features of an Unusual Calcified Schwannoma of the Superior Laryngeal Nerve JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP 981 OP 982 VO 28 IS 5 A1 Moroni, A.-L. A1 Righini, C. A1 Faure, C. A1 Serra-Tosio, G. A1 Lefournier, V. YR 2007 UL http://www.ajnr.org/content/28/5/981.abstract AB SUMMARY: We report the CT findings in a patient with a lateral neck mass histologically diagnosed as a laryngeal schwannoma but presenting some uncommon CT features. CT showed unusual calcified components, very rarely observed and potentially misleading for diagnosis. However, this imaging feature can be found in ancient schwannomas. Our case is, therefore, a very rare one and reviews the main differential diagnoses.