1. Anatomic Pathology and Cytopathology Service, Universitary Hospital of Autonomous University of Nuevo León, Monterrey, Mexico
2. Neurosurgery and Neurological Endovascular Therapy Service, Universitary Hospital of Autonomous University of Nuevo León, Monterrey, Mexico
3. Department of Radiology, Universitary Hospital of Autonomous University of Nuevo León, Monterrey, Mexico