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Kaplan Qbank USMLE



Author3 Posts
  #1

Deficiency of which mineral puts the patient at risk for "Dissecting aneurysm".??




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  #2

Copper?confused

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  #3

Copper deficiency can contribute to some cardiovascular risks. Aortic aneurysms may be a genetic condition related to a defect in the ability to store or absorb copper. Copper is a cofactor for lysyl oxidase, an enzyme that is responsible for the connective tissue integrity by crosslinking elastin. Elastin is the main material of several important organs, which include blood vessels, spinal discs, lungs and skin.
Men are more susceptible to aneurysms than are young women, probably because estrogen increases the efficiency of copper absorption. However, women can be affected by this problem after pregnancy, probably because women must give the liver of their unborn babies large copper stores in order for them to survive the low milk copper







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