Case Presentation: A 70-year-old man with PMH of chronic lymphocytic leukemia (with good hematologic response to Ibrutinib, stopped three months ago due to persistent fevers of unknown etiology), nephrolithiasis (with recent ureteral stent placement), presented with fever to 40.5 degrees Celsius. Patient was found to have E. coli bacteremia due to urinary tract infection and [...]

Case Presentation: Mr. J is a 47 year old male with a history of Acquired Immune Deficiency Syndrome (CD4 count of 183), chronic kidney disease stage 3 (baseline creatinine of 1.5 mg/dL) and Castleman Disease (CD, previously treated with rituximab) who presented initially with complaints of fevers, dyspnea, generalized weakness, and swelling to the lower [...]