<unk>  is deposition of calcium salts in otherwise normal tissue, because of elevated levels of calcium and other minerals in blood because of deranged metabolism, synthesis or disposal.
It occurs as opposed to dystrophic<unk>  where blood levels of calcium are normal.<unk>  can occur widely throughout the body but principally affects the interstitial tissues of the vasculature, kidneys, lungs, and gastric mucosa.
Dystrophic<unk>  occurs in necrotic tissue with normal serum calcium levels;<unk>  occurs in normal tissue and requires elevated serum calcium levels.
Metastatic calcification
Dystrophic calcification
Primary lymphoma of the bone
Heterotopic ossification
Tumor induced osteomalacia
Aneurysmal bone cyst
Bone metastasis
Osteopetrosis