Daigo Imasato, Kazutoshi Toriyama, Hayato Kinoshita, Yukihisa Takeda, Yuko Iwata, Masayuki Kitahara, Hiroshi Kobayashi, Kenji Tsushima
A 59-year-old man presented with sore throat and cough, and chest computed tomography and bronchoscopy revealed airway stenosis. Four McAdam's criteria supported the diagnosis of relapsing polychondritis. High-dose prednisolone and cyclophosphamide improved symptoms and airway lesions, highlighting the importance of early recognition and serial airway evaluation.