“…It is categorized as grade 2 WHO, being part of neuronal and glioneuronal tumors [ 3 , 4 ]. It affects mainly young adults with ages between 20 and 40 years old [ 1 , 3 ]. It is frequently a slow growing tumor, with clear margins, lobulated contours, with broad attachment to the septum pellucidum and contact with the foramen of Monro [ 1 , 5 ].…”