Case Presentation: A 70-year-old Caucasian woman with history of hypertension, hyperlipidemia, and newly diagnosed atrial fibrillation presented with persistent exertional dyspnea, fatigue, malaise, and anorexia for the past few days. She was recently discharged for community-acquired pneumonia twice at another institution without improvement of nonproductive cough, mild proximal muscle weakness, and exertional dyspnea. She was [...]

Case Presentation: A 4-year-old presented with persistent fever, headache and vomiting. History was significant for a 5 day febrile illness 1 month earlier and a family history positive for late-onset rheumatoid arthritis in a maternal grandparent. Parents reported that 4 days following resolution of the illness, his fever (up to 104F) recurred and persisted daily [...]

Case Presentation: A 49 year old female with past medical history of atrial fibrillation, cerebrovascular accident, and hypertension presented with abdominal pain and rectal bleeding. Patient reported 3 days of worsening, non-radiating L-sided abdominal pain. Review of systems was positive for one episode of fever to 38.3℃, nausea, anorexia, and blood-streaked diarrhea. The patient had [...]