Fig. 1

Patient 3 had a positive anal swab sample after discharge. This aged male, who was admitted to the hospital because of a cough and dyspnea, presented without fever (body temperature 36.1 °C) or diarrhea. His OBT was positive and his throat swab RNA tests were positive for 13 days. His chest CT, taken on admission (February 10, 2020), showed bilateral multiple GGO and intralobular interstitial thickening and peripheral distribution (CT score = 17) (A-C). His CT on discharge (February 20, 2020) showed absorption of multiple GGO, but consolidation and aggravated linear opacities, the lesions absorption was slow (CT score = 14) (D-E). CT after discharge (March 8, 2020) showed continuous absorption of multiple lesions, with a small amount of remaining GGO and linear opacities (CT score = 10) (G-I)