<P> Calcification can be pathological or a standard part of the aging process . Nearly all adults show calcification of the pineal gland . </P> <Ul> <Li> Extraskeletal calcification, e.g. calciphylaxis </Li> <Li> Brain, e.g. Fahr's syndrome </Li> <Li> Tumor calcification </Li> <Li> Arthritic bone spurs </Li> <Li> Kidney stones </Li> <Li> Gall stones </Li> <Li> Heterotopic bone </Li> </Ul> <Li> Extraskeletal calcification, e.g. calciphylaxis </Li> <Li> Brain, e.g. Fahr's syndrome </Li>

Another name for the calcification of bone is