By Popular Demand: The Entire List of Neuropath@Nite Frozen Room Rules

1. You, and you alone, know if you need more tissue to make an intraoperative diagnosis.
2. When misdiagnosing a lesion, always strive to do the least amount of harm!
3. Lipid-laden macrophages are very strong evidence against the presence of a glioma.
4. Rule number 2 trumps rule number 3 (explained as: “It is easier to reoperate on a patient with a glioma initially misdiagnosed as a tumor-like demyelinating lesion, than replace resected demyelinated tissue initially misdiagnosed as gliomas.”)