This Serious Condition Could Cause Pain Under Your Breast
But when you have pain under your left breast ... is an inflammation of the cartilage that connects a rib to the breastbone, ...
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What To Know and Do About Pain Under Your Left Rib Cage
flexible tissue connecting the ribs to the breastbone. Pain related to costochondritis often feels sharp and can radiate toward the back or down below the ribs in the stomach area. The pain can ...