Purely IPNETs are tumors presenting mainly in children and young adults (age from 3 months to 29 years; mean 12.9 years). There are not evident sex differences (ratio female: male 1.25: 1). [scielo.isciii.es]

At seven reported cases of purely IPNETs in which chemotherapy or a combination of radiotherapy and chemotherapy were administered either as primary treatment or as treatment after progression, recurrence or intracranial dissemination, temporary clinical [scielo.isciii.es]