Chondroperichondritis of the larynx is an inflammation of the perichondrium and cartilage of the larynx skeleton, caused either by the diseases described above (laryngeal angina, acute laryngoblochitis, submucosal laryngeal abcession), or resulting from traumatic damage to the larynx with disruption of the integrity of the mucosa and perichondrium and secondary infection, or as a result ulceration of the mucous membrane in diseases such as syphilis, tuberculosis, etc.