Conclusions Metallic intratracheal stent placement can really relieve symptoms and improve the life quality in patients with tracheobronchial malacia caused by relapsing polychondritis.

At present, pulmonary vein isolation with catheter ablation is an effective treatment in patients with symptomatic atrial fibrillation refractory or intolerant to anti-arrhythmic medications.

Despite persisting eosinophilia and other manifestations of Kimura disease there have been no recurrent thrombotic events with continuous warfarin therapy over a 4-year period.