_:vb50949499 "A perichondritis of auricle which is persistent and long-lasting."^^ . _:vb50949499 . _:vb50949499 . _:vb50949499 . _:vb50949499 . _:vb50949499 "url:http://www.nlm.nih.gov/medlineplus/ency/article/001253.htm"^^ . _:vb50949499 .