The rate of intravenous Fosphenytoin sodium injection administration should not exceed 150 mg phenytoin sodium equivalents (PE) per minute because of the risk of severe hypotension and cardiac arrhythmias. Careful cardiac monitoring is needed during and after administering intravenous Fosphenytoin sodium injection.
Does scar tissue developed after heart attack can lead to heart failure? Yes: The area that is scarred does not work and help in the pumping and the heart gets weaker. The scarred tissue also impedes the contraction and makes the pumping even weaker, and it does not conduct electrical current like the normal muscles. The weaker heart, puts out less blood that goes in the heart, hence, the heart failure. ...Read more.
Understanding Heart Attacks. As a large, muscular pump, the heart relies on a constant supply of oxygen-rich blood to function. Without a blood supply, heart muscle begins to die. This is exactly what happens during a heart attack.Myocardial infarction, the medical term for heart attack, literally means heart tissue damage or death..Heart attacks most commonly occur when one or more of the coronary arteries â a network of blood vessels that supply blood to the heart â become blocked.Heart muscle becomes starved for oxygen and nutrients.nderstanding Heart Attacks. As a large, muscular pump, the heart relies on a constant supply of oxygen-rich blood to function. Without a blood supply, heart muscle begins to die. This is exactly what happens during a heart attack.