Astrocytomas constitute the largest group of primary central nervous system neoplasms in adults, and a very significant percentage of neoplasms in children.
The current WHO classification scheme recognizes a group of neoplasms under this category. This 1-hour SAM aims to present the most critical components of this diverse group of neoplasms. At the end of this module, the participant will be able to:
- Describe the critical clinical and pathological features of pilocytic astrocytoma.
- Recognize similarities and differences between pilocytic and pilomyxoid astrocytoma.
- Define pleomorphic xanthoastrocytoma and designate a WHO grade for this neoplasm.
- Describe the CNS lesions seen in the setting of Tuberous Sclerosis Complex, and recognize critical features of Subependymal Giant Cell Astrocytoma.
- List different morphological variants of diffuse astrocytoma.
- List the critical histological components in grading infiltrating astrocytomas.
- Describe differences and similarities between anaplastic astrocytoma and glioblastoma.
- List the different and pertinent variants of glioblastoma
- Define gliomatosis cerebri and recognize its distinguishing features.