Inflammation => pain: Any -itis means inflammation of that structure, so sinusitis & appendicitis mean inflammation of sinuses & appendix, respectively. Therefore, costochondritis is painful inflammation of costochondral junctions, joint btwn rib & cartilage of sternum (breast bone). Check out http://www.Mayoclinic.Com/health/costochondritis/ds00626 for more info. This chest pain can be mistaken for heart attack.
Answered 8/21/2013
5.3k views
Chest inflammation: Pain and inflammation where the rib cage meets the sternum in the middle of the chest.
Answered 10/18/2016
5.3k views
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