Aims:During the COVID-19 epidemic,chest computed tomography(CT)has been highly recommended for screen-ing of patients with suspected COVID-19 because of an unclear contact history,overlapping clinical features,and an ...Aims:During the COVID-19 epidemic,chest computed tomography(CT)has been highly recommended for screen-ing of patients with suspected COVID-19 because of an unclear contact history,overlapping clinical features,and an overwhelmed health system.However,there has not been a full comparison of CT for diagnosis of heart failure or COVID-19 pneumonia.Methods:Patients with heart failure(n=23)or COVID-19 pneumonia(n=23)and one patient with both diseases were retrospectively enrolled.Clinical information and chest CT images were obtained and analyzed.Results:There was no difference in ground-glass opacity,consolidation,crazy paving pattern,the lobes affected,and septal thickening between heart failure and COVID-19 pneumonia.However,a less rounded morphology(4%vs.70%,P=0.00092),more peribronchovascular thickening(70%vs.35%,P=0.018)and fi ssural thickening(43%vs.4%,P=0.002),and less peripheral distribution(30%vs.87%,P=0.00085)were found in the heart failure group than in the COVID-19 group.Importantly,there were also more patients with upper pulmonary vein enlargement(61%vs.4%,P=0.00087),subpleural effusion(50%vs.0%,P=0.00058),and cardiac enlargement(61%vs.4%,P=0.00075)in the heart failure group than in the COVID-19 group.Besides,more fi brous lesions were found in the COVID-19 group,although there was no statistical difference(22%vs.4%,P=0.080).Conclusions:Although there is some overlap of CT features between heart failure and COVID-19,CT is still a useful tool for differentiating COVID-19 pneumonia.展开更多
To the Editor:We read with interest the case reported by Chen and Guan[1] about a 37-year-old male with a 5-year history of Behcet's syndrome (BS)complicated by deep vein thrombosis (DVT)for 2 months.The patient d...To the Editor:We read with interest the case reported by Chen and Guan[1] about a 37-year-old male with a 5-year history of Behcet's syndrome (BS)complicated by deep vein thrombosis (DVT)for 2 months.The patient developed upper abdominal pain after his warfarin was discontinued for 7 days and urgent abdominal computed tomography revealed multiple microstones in the left kidney and no other abnormality was detected.His symptoms recurred the following morning with chest pain, dyspnea,and cardiac arrest,and he was declared dead after 1 hour of resuscitation.展开更多
基金supported by a grant from the National Natural Science Foundation of China projects 81600248(to Z.Zhu)and 81670269(to S.Zhou).
文摘Aims:During the COVID-19 epidemic,chest computed tomography(CT)has been highly recommended for screen-ing of patients with suspected COVID-19 because of an unclear contact history,overlapping clinical features,and an overwhelmed health system.However,there has not been a full comparison of CT for diagnosis of heart failure or COVID-19 pneumonia.Methods:Patients with heart failure(n=23)or COVID-19 pneumonia(n=23)and one patient with both diseases were retrospectively enrolled.Clinical information and chest CT images were obtained and analyzed.Results:There was no difference in ground-glass opacity,consolidation,crazy paving pattern,the lobes affected,and septal thickening between heart failure and COVID-19 pneumonia.However,a less rounded morphology(4%vs.70%,P=0.00092),more peribronchovascular thickening(70%vs.35%,P=0.018)and fi ssural thickening(43%vs.4%,P=0.002),and less peripheral distribution(30%vs.87%,P=0.00085)were found in the heart failure group than in the COVID-19 group.Importantly,there were also more patients with upper pulmonary vein enlargement(61%vs.4%,P=0.00087),subpleural effusion(50%vs.0%,P=0.00058),and cardiac enlargement(61%vs.4%,P=0.00075)in the heart failure group than in the COVID-19 group.Besides,more fi brous lesions were found in the COVID-19 group,although there was no statistical difference(22%vs.4%,P=0.080).Conclusions:Although there is some overlap of CT features between heart failure and COVID-19,CT is still a useful tool for differentiating COVID-19 pneumonia.
基金a grant from the Natural Science Foundation of China (No.81670269 to Shenghua Zhou).
文摘To the Editor:We read with interest the case reported by Chen and Guan[1] about a 37-year-old male with a 5-year history of Behcet's syndrome (BS)complicated by deep vein thrombosis (DVT)for 2 months.The patient developed upper abdominal pain after his warfarin was discontinued for 7 days and urgent abdominal computed tomography revealed multiple microstones in the left kidney and no other abnormality was detected.His symptoms recurred the following morning with chest pain, dyspnea,and cardiac arrest,and he was declared dead after 1 hour of resuscitation.
