Autopsy Findings of Severe COVID-19 Pneumonia Combined with Pulmonary Aspergillosis, Pneumothorax, and Pulmonary Thromboembolisms.
The American journal of case reports(2023)
摘要
BACKGROUND COVID-19-associated pulmonary aspergillosis (CAPA), acute respiratory distress syndrome (ARDS), pulmonary thromboembolism (PTE), and pneumothorax are complications in severe COVID-19 patients. CASE REPORT A 64-year-old Japanese man was diagnosed with COVID-19. His past medical history included uncontrolled diabetes mellitus. He had no vaccination for COVID-19. Despite oxygen inhalation, remdesivir, dexamethasone (6.6 mg per day), and baricitinib (4 mg per day for 12 days), the disease progressed. The patient was supported with mechanical ventilation. Dexamethasone was switched to methylprednisolone (1000 mg per day for 3 days, and then reduced by half every 3 days), and intravenous heparin was initiated. Voriconazole (800 mg on the first day and then 400 mg per day for 14 days) was also started because Aspergillus fumigatus was detected in intratracheal sputum. However, he died of respiratory failure. Pathological findings of autopsy showed: (1) diffuse alveolar damage in a wide area of the lungs, which is consistent with ARDS due to COVID-19 pneumonia, (2) PTEs in peripheral pulmonary arteries, (3) CAPA, and (4) pneumothorax induced by CAPA. These conditions were all active states, suggesting that the treatments were insufficient. CONCLUSIONS Autopsy revealed active findings of ARDS, PTEs, and CAPA in a severe COVID-19 patient despite heavy treatment for each condition. CAPA can be a cause of pneumothorax. It is not easy to improve these conditions simultaneously because their treatments can induce antagonizing biological actions. To prevent severe COVID-19, it is important to reduce risk factors, such as by vaccination and appropriate blood glucose control.
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关键词
Autopsy,COVID-19,Pneumothorax,Pulmonary Aspergillosis,Pulmonary Embolism,Respiratory Distress Syndrome
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