Figure 1.

Chest X-ray (A, C and D: antero-posterior; F: postero-anterior) and computed tomography (CT) (B and E) findings. (A) and (B): Diffuse air-space consolidation predominantly in the right lung on admission to our hospital (day 1); (C) Worsening of pre-existing lung infiltration one day after initiation of the treatment using levofloxacin (LVFX) (750 mg/day) with meropenem (3 g/day) (day 2); (D) Marked improvement during corticosteroid treatment (day 5). (E) and (F): Further improvements after administration of LVFX in a total period of two weeks (day 22). CT (E), but not X-ray (F), detected only indistinct micronodular infiltration.