Footnotes

• Contributors AJ: (overall guarantor) responsible for identifying the case, and overall design of the case report content. Involved in editing of manuscript and approval of images chosen for inclusion. SZ: responsible for drafting the manuscript, background research, and capturing and choosing images. SZ: responsible for editing the final manuscript and formatting the images into the correct layout. Ashwin Krishnamoorthy: involved in editing final drafts of the manuscript and managing the references. Oluwatosin Sotubo: conducted background research regarding MR visualisation of cardiac tumours, involved in editing initial drafts of the manuscript. Tevfik Ismail and Ankur Gulati: edited final manuscript.

• Sanjay Prasad: edited final manuscript, involved in organising relevant correspondence with the patient and handling consent forms.

• Funding This work is supported by the National Institute of Health Research Cardiovascular Biomedical Research Unit at the Royal Brompton Hospital and Imperial College, London. Dr Ismail is funded by the British Heart Foundation. Dr. Jabbour was supported by the National Health and Medical Research Council of Australia, a Vincent Fairfax Family Foundation Research Fellowship from the Royal Australasian College of Physicians, the St. Vincent's Clinic Foundation, and the Victor Chang Cardiac Research Institute.

• Competing interests None.

• Patient consent Obtained.

• Provenance and peer review Not commissioned; externally peer reviewed.