Department of Radiology The Affiliated Hospital of Zunyi Medical University Zunyi 563000 Guizhou Province China;
Department of Radiology The Affiliated Hospital of Zunyi Medical University Zunyi 563000 Guizhou Province China;
Department of Radiology The Affiliated Hospital of Zunyi Medical University Zunyi 563000 Guizhou Province China;
Department of Nursing Guizhou Jiangjunshan Hospital Guiyang 563000 Guizhou Province China;
Department of Nursing Guizhou Jiangjunshan Hospital Guiyang 563000 Guizhou Province China;
Department of Radiology The Affiliated Hospital of Zunyi Medical University Zunyi 563000 Guizhou Province China;
Department of Radiology The Affiliated Hospital of Zunyi Medical University Zunyi 563000 Guizhou Province China;
COVID-19; False negative; Recovery; Reverse transcription-polymerase chain reaction; SARS-CoV-2; Case report;