Difference between revisions of "Neuropathology tumours"

Neuropathology tumours (view source)

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 ===Microscopic===
-*Calcifications.<ref>[http://www.emedicine.com/radio/topic481.htm http://www.emedicine.com/radio/topic481.htm]</ref> - key feature.
+Features:
-*Oligodendrocytes.
+*Highly cellular lesion composed of:
-**Cells with clear cytoplasm.
+**Cells resembling ''fried eggs'' (oligodendrocytes) with:
-*Abundant delicate vessels (may vagues resemble paraganglioma at low power).
+***Distinct cell borders.
+***Moderate-to-marked nuclear atypia.
+***Clear cytoplasm.
+**Acutely branched capillary sized vessels - "chicken-wire" like appearance.
+***Abundant, delicate appearing; may vaguely resemble a paraganglioma at low power.
+*Calcifications.<ref>URL: [http://www.emedicine.com/radio/topic481.htm http://www.emedicine.com/radio/topic481.htm].</ref> - important feature.
 Images: