title: Respiratory complications of relapsing polychondritis.
mesh_terms: D000402:Airway Obstruction / Q000209:etiology*; D002245:Carbon Dioxide / Q000097:blood; D002356:Cartilage / Q000473:pathology; D003238:Connective Tissue / Q000473:pathology; D005080:Exercise Test; D006801:Humans; D008173:Lung Diseases, Obstructive; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000097:blood; D010313:Partial Pressure; D011081:Polychondritis, Relapsing / Q000150:complications* / Q000175:diagnosis; D012129:Respiratory Function Tests; D013147:Spirometry; D014056:Tomography, X-Ray; D014140:Tracheotomy; D014797:Vital Capacity
chemical_list: D002245:Carbon Dioxide; D010100:Oxygen