Calcium Pyrophosphate

**Definition:** An inorganic pyrophosphate which affects calcium metabolism in mammals. Abnormalities in its metabolism occur in some human diseases, notably HYPOPHOSPHATASIA and pseudogout (CHONDROCALCINOSIS).

**Tree numbers:** - D01.029.260.700.675.374.075.150 - D01.029.260.700.675.374.775.150.150 - D01.146.360.150 - D01.695.625.675.650.075.150 - D01.695.625.675.650.775.150.150

**Synonyms:** - Calcium Diphosphate