Infarction is tissue death (necrosis) due to inadequate blood supply to the affected area. It may be caused by artery blockages, rupture, mechanical compression, or vasoconstriction. The resulting lesion is referred to as an infarct (from the Latin infarctus, "stuffed into").
|Micrograph of a pulmonary infarct (right of image) beside relatively normal lung (left of image). H&E stain.|