Fig. 1

A Plain radiograph of the chest (day T + 8). Note the extensive frost shadows in the upper and lower lung fields with bilateral peripheral predominance. B Computed tomography image of the chest (day T + 8). Note the broad range of ground-glass opacity with interlobular septal thickening and bilateral peripheral dorsal base predominance. T Day patient became febrile (38 °C). Figure is taken from Kashiwabara et al. [5], with permission