Case Presentation: A 78-year-old man with a history of paraplegia secondary to spinal stenosis, who presented with worsening dyspnea, fatigue, and confusion. On presentation, he was tachypneic and hypoxic, requiring 4 liters of oxygen via nasal cannula.Initial imaging revealed a large left pleural effusion with significant left lung atelectasis, a moderate right pleural effusion, and [...]