Station 7

Aorta from a cow

Aorta from a cow

Pay attention to the intimal surface.

Closer view.

Alternate closer view

Question 1: Describe the lesion.

Throughout the intimal surface of the aorta there are multifocal to coalescing, slightly raised, firm, tan to white plaques.

Question 2: What process is most likely to have occurred?

Metastatic calcification

Question 3: Name one potential cause.

Any casue of increased serum calcium would be acceptable. Examples include chronic renal failure, increased levels of vitamin D, increased levels of PTH.

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