PMC7677704_01
Chest high-resolution computed tomography (CT).. The chest CT showed diffuse subpleural nonsegmental ground-glass opacities.
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Chest high-resolution computed tomography (CT) showed bilateral diffuse subpleural nonsegmental ground-glass opacities (Fig. 1).
The ultrasonic humidifier the patient used.. A: The patient's ultrasonic humidifier.. B: Humidifier water in the tank. There was white and pink residue adhered to the tank. . (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)
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We performed an inhalation challenge test with the ultrasonic humidifier (Fig. 2).