Epidemiological and clinical characteristics of COVID-19 patients in Hengyang, Hunan Province, China

Figure 1 Distribution of confirmed cases of coronavirus disease 2019 by date of onset.

Figure 2 Dynamic changes in chest computed tomography of a patient with coronavirus disease 2019. A: On day 13 of disease onset, ground glass opacities could be observed in the lower lobe of the right middle lobe and left upper lobe, and consolidation was observed in the lower lobe of both lungs, as well as consolidation of the right lung; B: On day 18 of disease onset, the consolidation of the lower lobe of both lungs was significantly reduced, and the structure was distorted. The consolidation of the lobe and ground glass was mixed; C: An obvious reduction in consolidation of both lungs and increased ground glass opacities in the lower lobe of the left lung could be observed on day 23 of disease onset; D: An obvious absorption and decreased density of bilateral lung lesions, mainly ground glass opacities and fiber strand shadow distribution, as well as bronchiectasis of the lower lobe of both lungs could be observed on day 31 of disease onset.