Case Presentation: A female patient was referred to hematology/oncology with severe neutropenia and leukopenia. Bone marrow biopsy revealed ringed sideroblasts with multilineage dysplasia consistent with MDS. Further diagnostic workups did not reveal common genetic mutations, and she was scheduled to start treatment with either erythropoietin or luspatercept. Copper deficiency was later found in follow-up, which [...]

Case Presentation: A 77-year-old man with a history of coronary artery disease and prior coronary artery bypass surgery presented with a five-day history of fever and shortness of breath. On examination, he had a temperature of 101.8°F, heart rate of 131 bpm, respiratory rate of 44, and oxygen saturation of 96% on room air. Laboratory [...]