An aneurysm is
considered present whenever there is enlargement of abdominal aorta > 3cm |
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They are usually 2 to
atherosclerosis |
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They usually occur
below renals and above the iliacs |
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About 20-25% rupture |
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<4cm~10%; >10
cm~60% |
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When they rupture, they rupture into the
retroperitoneum, usually on left side |
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If they rupture into
the into the GI tract they can lead to massive hemorrhage |
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If they rupture into
IVC they can lead to rapid cardiac decompensation |