Figure 1. Ground-glass opacity and crazy paving in the CT scans of COVID-19 pneumonia patients. (A) Multiple nodular ground-glass opacity scattered in both lungs of a 44-year-old male patient; (B) Mixed ground-glass opacity along the long axis of subpleural in both lungs of a 67-year-old male patient; (C) Crazy paving was observed in the bilateral lower lungs of a 67-year-old male patient at the fourth day since admission. Typical lesions were marked with red arrows.