[A case of status asthmatics relieved by long-term inhalation of isoflurane].

A 58 year old man in status asthmatics refractory to drug therapy, was relieved by long-term isoflurane inhalation. In status asthmatics, it takes long time to recover from airway-damage, and inhalation-time will be prolonged in many cases. It is appropriate to use isoflurane because it is devoid of significant adverse effects compared with halothane and enflurane. Especially, isoflurane did not cause an increase in the serum fluoride revel, and will not lead to renal insufficiency in spite of its inhalation for 120 hours. It seems that isoflurane is suitable for long-term inhalation.