This type of pain can be linked to a condition called Pancoast tumor, a rare form of lung cancer that begins at the top of the lungs and can press against nearby nerves and tissues. When this happens, the pain often radiates from the upper chest into the shoulder, arm, or even down to…..Read More…>>>
the fingers, and it may feel dull, aching, or persistent. What makes it tricky is that people often mistake it for a pulled muscle, arthritis, or a pinched nerve.