Is sudden coughing up blood normal for coronary atherosclerosis

A sudden cough of blood may be severe or mild.

Coronary atherosclerosis is a common cardiovascular disease. Plaque rupture may lead to thrombosis, causing myocardial infarction. In some cases, myocardial infarction may lead to coughing of blood. This is due to blood vessels sharing blood supply between the heart and lungs. Reduced blood supply to the heart may lead to congestion and coughing of blood in the lungs

.