
As of 1/22/2019 the following is an excerpt from the Solid Tumor Manual. Please review the manual for complete instructions and details. C470-479, C700, C701, C709, C710-C719, C720-C725, 728, C729, C751-C753 Non-Malignant intracranial and CNS tumors are NOT included. They have a separate set of rules. The 2007 rules said a glioblastoma multiforme (GBM) following an astrocytic or glial tumor was a single primary. In the…