%0 Journal Article %T Adenoma invasor en seno esfenoidal y clivus %A Ibarra-de la Torre %A Abraham %A Trujillo-Ojeda %A H¨¦ctor Manuel %A Silva-Morales %A Francisco %A Ceballos-Arellano %A Isa¨ªas %A Acha-Herrera %A Roberto Erick %A Rivera-Salgado %A Irene %A Vicu£¿a-Gonz¨¢lez %A Rosa Mar¨ªa %A Pasquel-Garc¨ªa %A Pedro %J Archivos de neurociencias (M¨¦xico, D.F.) %D 2005 %I Scientific Electronic Library Online %X this is a report on a patient's case with a pituitary adenoma that produced prolactin with amyloid deposits in the sphenoid sinus and the clivus. the patient, a 59 year old man, has suffered from headaches for the last 25 years, with hyperprolactinemia. imaging studies including skull x-ray films, cranial tomography, and magnetic resonance showed the presence of a tumor in the sphenoid sinus and the clivus. this tumor was partially resected by extended sublabial transseptal transsphenoidal approach. its possible ectopic origin and embryological relation was presented. %K ectopic pituitary adenoma %K sphenoid sinus %K clivus %K amiloid. %U http://www.scielo.org.mx/scielo.php?script=sci_abstract&pid=S0187-47052005000300012&lng=en&nrm=iso&tlng=en