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.
1 chest pain or angina. 2  pain in your leg, arm, and anywhere else that has a blocked artery. 3  shortness of breath. 4  fatigue. 5  confusion, which occurs if the blockage affects circulation to your brain.  muscle weakness in your legs from lack of circulation.