It is also known as Costochondritis. It is inflammation of the junctions where the upper ribs join the costal cartilage that attaches them to the breastbone (sternum). Homeopathy has a way towards your cure. Homeopathic remedy like Ruta, Arnica, Symphytum, Mezerum, Actea spicata, etc... are very helpful.
Next Steps
You can consult me online for your treatment or any other homeopathic physician.