Neurocysticercosis
Introduction The primary cause of epileptic seizures in less developed countries is neurocysticercosis, which is caused when the larval stage of the pork tapeworm Taenia solium infects the central nervous…
Brain abscess
Introduction Cerebral abscesses are a suppurative process within the brain parenchyma owing to inflammation and infection. The most common locations are the frontal, temporal, parietal, cerebellar, and occipital lobes, which…
Hemangioblastoma
Introduction Hemangioblastomas account for approximately 1.5% to 2.5% of all central nervous system tumors, and 7% to 8% of all posterior fossa tumors, but are the most common primary tumor…
Colloid cyst
Introduction Colloid cysts are rare intracranial tumors that are thought to be derived from an endodermal origin and represent 0.3% to 2% of all brain tumors. They account for 0.5%…
Epidermoid
Introduction Epidermoid tumors are also called pearly tumors and cholesteatomas, and are benign tumors that account for approximately 0.1% of all intracranial tumors. , They typically arise from displaced dorsal…
Trigeminal schwannomas
Introduction Trigeminal schwannomas are rare benign primary intracranial tumors that arise from Schwann cells that are responsible for the myelin sheath around the nerve axons. They make up 0.1% to…
Vestibular schwannomas
Introduction Vestibular schwannomas (VS) are also called acoustic neuromas and are benign primary intracranial tumors that form along the vestibulocochlear nerve from Schwann cells that are responsible for the myelin…
Choroid plexus papilloma
Introduction Choroid plexus papillomas (CPPs) are rare tumors that account for less than 1% of intracranial neoplasms, but account for up to 20% of the tumors in the first year…
Chondrosarcoma
Introduction Skull base chondrosarcomas are rare tumors that account for 0.1% of primary intracranial neoplasms. Chondrosarcomas are thought to arise from mesenchymal cells or from embryonal cartilage remnants of synchondroses,…
