Idiopathic painful nonsuppurative swellings of one or more costal cartilages, especially of the second rib. The anterior chest pain may mimic that of coronary artery disease. The disease is Tietze syndrome (MONDO_0001858). Also known as: Costalchondritis, Costochondritis, Tietze's disease, Tietze's syndrome, costochondral joint syndromic disease, costochondral junction syndrome, slipping rib syndrome, syndromic disease of costochondral joint.