Nihon Kyōbu Shikkan Gakkai zasshi
-
Nihon Kyobu Shikkan Gakkai Zasshi · Jun 1991
Case Reports[Two cases of hypersensitivity pneumonitis due to contamination of an ultrasonic humidifier].
Two cases of hypersensitivity pneumonitis due to contamination of ultrasonic-humidifier were reported. The first case, a 64-year-old man, developed fever and dyspnea on exertion in January 1986. He was hospitalized for 18 days and received antibiotics for presumptive bacterial pneumonia. ⋯ Examination revealed fine crackles on both lung bases. Chest X-ray film demonstrated diffuse nodular shadows. The TBLB specimen showed lymphocytic alveolitis and bronchiolitis.(ABSTRACT TRUNCATED AT 250 WORDS)