Are calcium deposits in the prostate a sign of cancer?

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Q. I've heard that calcium deposits can form in the prostate gland. What are they, and can they indicate cancer?

A. Calcium deposits can occur anywhere in the body; however, they often appear where there has been an injury, infection, or inflammation. Calcium deposits also can be seen with some types of cancer. When calcium deposits appear within the breast on a mammogram or in the lungs on a chest x-ray, their pattern helps the radiologist interpret the results. Certain patterns suggest possible cancer.

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