[Giant clivus chordomas. Are extensive surgeries really justified?].

Because of their location and biological behavior, clivus chordomas are tumors that still represent a great challenge, mainly when they have reached huge dimensions. In this paper we have selected the patients with the biggest clivus chordomas to analyze if they really can be helped with the current surgical procedures with the morbidity that it implies. Eleven patients with giant clivus chordomas were included.