Aggressive silent corticotroph adenoma progressing to pituitary carcinoma. The role of temozolomide therapy

Olga Moshkin, Luis V. Syro, Bernd W. Scheithauer, Leon D. Ortiz, Camilo E. Fadul, Humberto Uribe, Ricardo Gonzalez, Michael Cusimano, Eva Horvath, Fabio Rotondo, Kalman Kovacs

Download PDF

Temozolomide (TMZ) has recently been recommended as a novel approach in the management of aggressive pituitary tumors. Herein, we present the case of a 43-year-old man with a 20-year history of silent subtype 2 pituitary corticotroph adenoma. Nine surgical resections and radiotherapy had failed to provide a cure. Morphological evaluation of the tumor revealed …

Effect of Temozolomide in a patient with recurring oncocytic gonadotrophic pituitary adenoma

Luis V. Syro, Bernd W. Scheithauer, Leon D. Ortiz, Camilo E. Fadul, Eva Horvath, Fabio Rotondo, Kalman Kovacs

Download PDF

The patient was a 70-year-old man with a recurrent pituitary tumor. Three surgeries were performed but the tumor recurred. Based on histologic, immunohistochemical and ultrastructural studies, the diagnosis of oncocytic gonadotrophic pituitary adenoma was made. The tumor was a macroadenoma partly immunopositive for LH …