Relating your rotator cuff tear to your car accident can be extremely difficult. Because the majority of tears are caused by wear and tear, it's not uncommon for an insurance company to deny a person's claim and say that the car accident wasn't the cause.
Heart attacks. If your arteries become completely blocked, it can cause a heart attack (myocardial infarction). Heart attacks can permanently damage the heart muscle and, if not treated straight away, can be fatal. Dial 999 for immediate medical assistence if you think you're having a heart attack.
If a blockage is serious enough, it can prevent or minimize blood flow to the part of the heart that is fed by the diseased blood vessel, causing chest pain and muscle damage. When the coronary arteries are completely blocked, the muscle that makes up the heart is starved of oxygen.