Request to Join
has invited you to join this group
Not ready to create an account?
Explore now and create an account later.
A 57-year-old man with polyarteritis nodosa was evaluated for cough and pulmonary opacities. Chest CT revealed multifocal clustered centrilobular nodules and opacities in a tree-in-bud pattern. A galactomannan test was positive. Diagnostic tests were performed.
Childhood brain tumors were previously classified by histologic appearance and location. A new classification includes genetic changes, which have prognostic significance and may lead to therapeutic targets. This review focuses on pediatric gliomas, ependymomas, and medulloblastomas.