What is Embolism?

Embolism
Embolism. Pulmonary emboli were formed by blue-purple particles (A: hematoxylin and eosin stain, ×40) and showed birefringent crystals characteristic (B: polarized light, ×40). Von Kossa staining proved the emboli to be calcium salt (C: Von Kossa stain, ×40). Massive Pulmonary Calculi Embolism: A Novel Complication of Pneumatic Lithotripsy: A Case Report. Zhang L, Zhou Y - Medicine (2015). Not Altered. CC.

An embolism is a blocked artery caused by a foreign body. The foreign bodies include a blood clot, fat, marrow, or air bubbles.