g) Tumor and Tumorlike conditions

i) Locations

(1) Parenchymal

(2) Meningeal

(3) Pineal region

(4) Intraventricular

(5) Sellar/suprasellar

(6) Cerebellopontine angle

(7) Skull base

(8) Cavernous sinus

(9) Foramen magnum

ii) Tumor types

(1) Low-grade and malignant astrocytomas

(2) Glioblastoma multiforme

(3) Gliosarcoma

(4) Gliomatosis cerebri

(5) Pleomorphic xanthoastrocytoma

(6) Pilocytic astrocytoma

(7) Subependymal giant cell astrocytoma

(8) Oligodendroglioma

(9) Ependymoma

(10) Subependymoma

(11) Choroid plexus tumors

(12) Meningioma

(13) Hemangiopericytoma

(14) Hemangioblastoma

(15) Ganglioglioma

(16) Gangliocytoma

(17) Central neurocytoma

(18) DNET

(19) Lhermitte-Duclos

(20) Germ cell tumors

(21) PNET

(22) Lymphoma

(23) Leukemia

(24) Myeloma

(25) Schwannoma

(26) Neurofibroma

(27) Malignant peripheral nerve sheath tumor

(28) Craniopharyngioma

(29) Pituitary adenoma

(30) Chordoma

(31) Chondrosarcoma

(32) Dermoid

(33) Epidermoid

(34) Lipoma

In the case of primary brain tumors, be familiar with differentiating imaging findings for various tumor grades. Recognize imaging appearance in postoperative and post-treatment changes.