What is the cause of acute left heart failure

Acute left heart failure refers to acute left heart failure, induced by excessive exercise, improper medication, infection, etc.

1. Excessive exercise for a long

time, excessive exercise, exercise process needs to consume a lot of oxygen, will make the heartbeat accelerate, increase the heart load, easy to induce acute left heart failure.

2.

Improper use of drugs such as digoxin tablets, deacetyllanoside injection, etc., resulting in rapid decline in myocardial contractility in a short period of time, will increase the risk of acute left heart failure.

3. Infection

will lead to sympathetic excitation, resulting in increased heart rate, increased heart load, increased risk of acute left heart failure.