| Summary points: | A 64-year-old with a recent history of refractory anaemia presents with a 4-day course of intermittent chills and sweating. This case study describes the presentation, laboratory results, electrocardiographic findings, the patient's response to treatment, and autopsy findings, and provides radiographic and microscopic images. The authors discuss the clinical features of cardiac involvement by malignant haemopoietic cells and the clinical importance of myocardial infiltration in patients with myelodysplasia and cardiac symptoms. |