摘要
Perichondritis of the external ear is referred to inthe literature as pinna perichondritis as well as auricularperichondritis. Pinna （auricular） perichondritis is aninfection involving cartilage and subcutaneous tissue.The resulting infection produces swelling which canbe severe, and can lead to focal ear necrosis. The termperichondritis may even be considered a misnomer＂as the cartilage is almost always involved.＂[1] Pinna（auricular） perichondritis presents with signs andsymptoms that can include pain。
