Case Presentation: A 73-year-old Caucasian male presented with worsening fatigue and dyspnea for several days. His comorbidities included remote history of essential thrombocytosis controlled with aspirin, hypertension, chronic kidney disease, and mitral valve repair. He was admitted to the medical ICU for acute hypoxic respiratory failure requiring mechanical ventilation. His physical exam was remarkable for [...]

Case Presentation: An 80-year-old man with a past medical history of hypertension, benign prostatic hyperplasia, and hypothyroidism, presented to the emergency department due to a sudden loss of consciousness. The episode lasted a few minutes and was not associated with trauma, prodrome, seizure, or postictal confusion. Patient had recently been prescribed phenazopyridine for a suspected [...]

Case Presentation: A 46-year-old male from Nigeria with no medical history presented to the emergency department (ED) with 5 days of dark urine, decreased oral intake, weakness, and abdominal pain. On exam, the patient was tachycardic, jaundiced, and had normal oxygen saturation. Labs revealed a leukocytosis, acute kidney injury (AKI), and a precipitous drop in [...]

Case Presentation: A 42-year-old Vietnamese-American gentleman presented to the Emergency Department with generalized fatigue and intermittent dark urine for 1 week and fever, chills, vomiting and loose black stools for 1 day. He denied any rash, joint pain, strenuous exercise, recent travel or trauma, new medications or supplements and tick or mosquito bites. There was [...]

Case Presentation: A 68-year-old woman presented to the hospital with dyspnea, lightheadedness, hypoxia and no other systemic symptoms. She had a history of stage IIB small cell neuroendocrine carcinoma of the right lung status post chemoradiotherapy. This was complicated by radiation pneumonitis requiring long-term prednisone. Three days before presentation, she started dapsone 100mg daily for [...]