[Tumors of the jugular and tympanic glomus. Unusual locations. Magnetic resonance imaging in the diagnosis. Comments on 3 cases].

Inform about the last contributions to the subject published. The importance of the N.M.R. and its place respect to the T.A.C. is considered. Report of cases localized and behaving atypically lately published are reviewed. Other 3 cases diversely localized in the glomus system tympano-jugularis, as well as its diagnosis, treatment and evolution are included. Only those cases spreading to the endocranium are excluded.