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Left arm pain can happen after an injury or pinched nerve. But in some cases, it could be an early indicator of a heart problem. Here’s what you need to know.
Pain radiates most often to the left arm, but may also radiate to the lower jaw, neck, right arm, back, and upper abdomen. [28] [29] The pain most suggestive of an acute MI, with the highest likelihood ratio, is pain radiating to the right arm and shoulder. [30] [29] Similarly, chest pain similar to a previous heart attack is also suggestive. [31]
The brachial artery is the major blood vessel of the (upper) arm. It is the continuation of the axillary artery beyond the lower margin of teres major muscle . It continues down the ventral surface of the arm until it reaches the cubital fossa at the elbow .
A heart attack is a potentially life-threatening medical emergency that can lead to cardiac arrest or death. Heart attacks are common, too, with an estimated 805,000 people in the United States ...
If blood flow through the coronary arteries is stopped completely, cardiac muscle cells may die, known as a myocardial infarction, or heart attack. [9] Coronary artery disease (CAD) is the most common cause of coronary ischemia. [7] Coronary ischemia and coronary artery disease are contributors to the development of heart failure over time. [10]
"That can cause a sharp chest pain that can also spread to your left arm or shoulder," Lala says. "It can be worse when you're lying down or when you're taking deep breaths." Coronary artery ...