Oligodendroglioma: the ‘Fried Egg’ Brain Tumor

Oligodendrogliomas often show the classic “fried egg” appearance, in which each cell contains a small round monomorphic nucleus with a perinuclear region of clearing, as well as small delicate blood vessels, or “chicken-wire vasculature”.  The fried egg morphology is an artifact of formalin fixation and will not be observed in frozen tissue sections.  In addition,... Continue Reading →

Premature Fetal Brain

The brain of a premature fetus, shown here (front of brain pointing to the left) is initially smooth in the early stages of development.  After about 20 weeks gestation, grooves develop in the cortical surface that gradually become more defined until they form well delineated gyri and sulci (i.e. bumps and grooves) typical of a mature brain.  The brain... Continue Reading →

Website Powered by WordPress.com.

Up ↑

%d bloggers like this: