PMC8523937_01
Lung CT scans showing dynamic changes in interstitial pneumonia in the studied patient. (A) Mild interstitial pneumonia found during physical examination; (B, C) Dynamic monitoring before treatment and in the absence of clinical symptoms; (D) Significant improvement in interstitial pneumonia was observed in the results of lung CT re-examination at 10 days after combination therapy with intravenous immunoglobulin, methylprednisolone and rituximab.
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Lung CT revealed the presence of interstitial pneumonia ( Figures 1A-C  show pre-treatment CT scans,  Figure 1D  shows the post-treatment scan).