antibiotic agent; dexamethasone; endogenous compound; lactate dehydrogenase; oxygen; remdesivir; sarilumab; abnormal respiratory sound; adult; adult respiratory distress syndrome; auscultation; bacterial infection; blood oxygenation; blood pressure; breathing rate; bronchiectasis; case report; cell count; chest tube; clinical article; comfort; complication; conference abstract; coronavirus disease 2019; deterioration; drug therapy; dyspnea; emergency ward; empyema; fever; ground glass opacity; heart failure; heart rate; human; human cell; hydrothorax; incidence; intensive care unit; learning; leukocytosis; lung embolism; male; medical history; neutrophil; non rebreathing valve; pH; physical examination; pleura effusion; pleura fluid; pneumonia; point of care ultrasound; respiratory distress; spike; spontaneous pneumothorax; thorax pain; veno-venous ECMO; x-ray computed tomography