background and aims. head and neck tumors are the most common complaints of people referring to different medical sections, especially in children. the aim of this study was to evaluate the prevalence of these tumors in children less than 12 years of age to provide a better perspective for future studies. materials and methods. all the files in department of pathology at tabriz pediatric hospit...

Corresponding Author: Seddighi A. MD Shohada Tajrish Hospital, Functional Neurosurgery Research Center of ShohadaTajrishHospital Tehran, Iran. Tel: +982188265188 Cell Phone: +98 9121852917 Email: [email protected] Abstract Objective Primary brain tumors are the most common solid neoplasms of childhood, representing 20% of all pediatric tumors. The best current estimates place the inciden...