Case Presentation: 73 year old male with solitary kidney due to prior renal cell carcinoma and splenic marginal zone lymphoma currently treated with chlorambucil presented to the emergency department with acute kidney injury. He complained of red “kool-aid” urine and lower extremity rash. The rash was non-blanching, erythematous, papular and present on his ankles and […]

Case Presentation: Introduction: Mixed Cryoglobulinemia (MC) is a rare subtype of the Cryoglobulinemia disorders which are caused by precipitation of immune complexes in the serum at cold temperature. MC involves more than one immunoglobulin component, i.e. IgM, rheumatoid factor (RF) and can be classified further as Type II or III. MC has associations with both […]

Case Presentation: A 54 y/o lady with a past medical history of HCV cirrhosis s/p Harvoni treated 5 years ago, IVDU now on methadone who presented to the ER with a lower extremity rash that started two days ago. They were multiple tender nonblanching, red to purple petechial and purpuric lesions on the bilateral lower […]

Case Presentation: A 35-year-old male with past-medical-history significant for cerebral palsy and ventriculoperitoneal shunt for ventriculomegaly was admitted with fever. Patient had completed a course of levofloxacin before admission. Patient was started on azithromycin and meropenem, for possible aspiration pneumonia, because of penicillin allergy. He continued to be febrile with elevated leukocytes despite antibiotics. Considering […]