PMC3207140_01
Chest radiographs of a patient with acute respiratory distress syndrome primary caused by influenza B virus infection. (a) On admission, no pulmonary infiltrates were found. (b) Chest radiograph shows bilateral diffuse alveolar opacities. (c) Chest radiograph a day prior to discharge shows complete resolution of the bilateral diffuse alveolar opacities.
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On admission, no pulmonary infiltrates were found in the patient on chest radiograph (Figure 1(a)), her leucocytes count was 0.8 x 109/L, and the For the next 2 days, the patient persisted with fever and developed acute respiratory failure, and due to her critical condition, she was admitted to Intensive Care Unit (ICU); chest radiograph showed bilateral diffuse alveolar opacities consistent with pneumonia (Figure 1(b)), and due to further respiratory deterioration (PaO2/FIO2  ratio was 91 mm Hg), the patient was intubated and invasive mechanical ventilation was started. Chest radiograph a day prior to discharge showed complete resolution of the bilateral diffuse alveolar opacities (Figure 1(c)).