The origin of the calcium deposits in psammoma bodies of human spinal meningiomas.
D002114:Calcinosis / Q000209:etiology*; D006801:Humans; D008579:Meningioma / Q000150:complications* / Q000473:pathology; D008854:Microscopy, Electron; D013120:Spinal Cord Neoplasms / Q000150:complications* / Q000473:pathology