General and Systemic Histopathology, C601&C602
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It’s called a berry aneurysm because it
looks like a little berry. It’s not named for Thadeus J. Berry. Very thin
walled, you can imagine what will happen when this thing ruptures. See this slide with the virtual microscope. |
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It’s easy to see the aneurysm expanding off
the edge of this elastic artery. Where in the vascular system do you
anticipate seeing such a aneurysm? What would be the outcome of a ruptured
berry aneurysm? The insert image shows changes of atherosclerosis. Note the cholesterol slits in the fragmented plaque.
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