Figure 1. Chest X-ray findings at presentation and after admission. (A) Case 1: Chest X-ray at presentation showed atelectasis (loss of volume) at left lung base resulting in an elevated left hemidiaphragm (arrow). (B) Case 1: An episode of desaturation on day 6 after admission was associated with radiographic evidence of acute pulmonary edema. (C) Case 2: Chest X-ray at presentation showed atelectasis affecting both lungs (arrows). (D) Case 2: Two days after admission, chest X-ray showed a small right pleural effusion, consolidation in the right middle and lower zones, and a new infiltrate at the left base. (E) Case 3: Chest X-ray at presentation showed bibasilar atelectasis and a large intrathoracic hernia (arrow). (F) Case 3: Five days after admission, the patient’s chest X-ray result was unchanged.