2010 年 103 巻 12 号 p. 1121-1125
A 35-year-old man who had gone into cardiopulmonary arrest upon emergency room arrival was mechanically intubated and ventilated in the ICU. Serum fT3 was 0.33 pg/mL, fT4 0.07 pg/mL, and TSH 195.0 IU/mL. He was diagnosed with myxoedema with severe laryngeal obstruction, given replacement levotyroxine (50 mg/day), and underwent tracheostomy. Following a gradual increase in levotyroxine, his general condition improved. The tracheostomy was closed on day 60. Four months after admission, he was discharged without complications, and he recovering ordinary activity and walking on his own.