MORPHOLOGICAL PATTERN AND FREQUENCY OF CENTRAL NERVOUS SYSTEM TUMOURS IN CHILDREN.

Background: Recent studies, including a comprehensive study by National Cancer Institute, have shown that a significant increase in the incidence of childhood brain tumours makes them the most common paediatric tumour. The objectives of this study were to determine the frequency of central nervous system tumours in paediatric age group (0-12 years), and to segregate various morphologic types according to WHO classification.

Methods: The study included consecutive cases of central nervous system tumours diagnosed in children in the histopathology department at Federal Government Polyclinic, PGMI, Islamabad, during a period of 4.

INTRA-OSSEOUS MENINGIOMA OF SKULL AND TRAUMA.

We report a case of intra-osseous meningioma of the skull in a 45 year old lady secondary to trauma, preoperatively suspecting it to be chronic osteomylitis. According to literature search only one case intra-osseous meningioma has been reported. Intra-osseous meningioma secondary to trauma has not been reported before.

A retrospective study of primary brain tumors in children under 14 years of age at PIMS, Islamabad.

The aim of present study was to determine the relative frequency of primary brain tumors among children under 14 years of age in Pakistan. A retrospective review of pediatric primary brain tumors, encountered over 13 years (January 1998 through July 2010) at the Neurosurgical Unit of the Pakistan Institute of Medical Sciences (PIMS), Islamabad, Pakistan, was made covering 231 cases, 142 (61.5%) males and 89 (38.