Against the opposition of the current President and leaders of the Democratic Party, they have fought to establish, and now to expand, the D.C. Opportunity Scholarship Program, through which thousands of low-income children have been able to attend a school of their choice and receive a quality education.
coronary occlusion. noun. Medical Definition of coronary occlusion. : the partial or complete blocking (as by a thrombus, by spasm, or by sclerosis) of a coronary artery.
Thrombosis / Coronary Thrombosis. 1  The occlusion or blockage of blood flow within a vessel caused by blood that has clotted within the vessel. 2  Thrombosis of coronary arteries occurs when the opening, or lumen, of the artery becomes so small that the blood flow through the narrowed segment slows, allowing the blood to clot in the artery. Thrombosis of a coronary artery can lead to a heart attack if not treated.