Figure 1

Series of her chest CT. A. The patient’s chest CT at the time of diagnosis of PAP. Her chest CT on Sep 10^th 2010 showed geographic ground-glass opacities combined with interlobular septal thickening (crazy paving) in both lungs. B. The patient’s chest CT after one month of the first WLL. On Oct 20^th 2010, about one month after the initial WLL, her repeated chest CT showed that the ground-glass opacities were diminished in both lungs. C. The patient’s chest CT during the the fourth refractory episode of PAP. On May 26^th 2012, the patient’s chest CT showed increased crazy paving in both lungs. D. The patient’s chest CT after the combination of WLL and 5 weeks of inhalation of GM-CSF. Her chest CT on Jul 8^th 2012 showed diminished shadows in both lungs. E. The patient’s chest CT after the combination of WLL and 15 weeks of inhalation of GM-CSF. There was significant improvement in her repeated chest CT on Sep 17^th 2012.