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Heart murmur with unusual diagnosis
  1. Diego León Durán1,
  2. Lina Garcia Cañamaque2,
  3. Leticia Fernandez-Friera1,3
  1. 1 Unidad de Imagen Cardiaca, Hospital Universitario HM Montepríncipe-CIEC/Hospital Universitario HM Puerta del Sur, Madrid, Spain
  2. 2 Departamento de Medicina Nuclear, HM Hospitales, Madrid, Spain
  3. 3 Centro Nacional de Investigaciones Cardiovasculares Carlos III, CNIC, Madrid, Spain
  1. Correspondence to Dr Leticia Fernandez-Friera, Unidad de Imagen Cardiaca. Departamento de Cardiología, HM Hospitales. Avenida de Montepríncipe 25, 28660, Boadilla del Monte, Madrid. Centro Nacional de Investigaciones Cardiovasculares Carlos III (CNIC). Melchor Fernández Almagro 3, 28029, Madrid, Spain; leticiaffriera{at}

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An asymptomatic man in his 30s was referred to the cardiologist because of heart murmur. The patient had no cardiovascular risk factors, toxic habits or family history of heart disease. In order to study the murmur, an echocardiogram was performed showing a mass in the left atrium. A chest CT angiography was ordered to assess mediastinum and vascular structures. It revealed a heterogeneous cardiac mass without evidence of pulmonary involvement. A cardiac hybrid 18Fluorodesoxiglucose positron emission tomography/MRI (PET/MRI) study was finally performed to characterise the mass (figure 1).

Figure 1

Multiple 18F-FDG …

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  • Funding This study was supported by Comunidad de Madrid through the programme AORTASANA‐CM; B2017/BMD‐3676 cofinanced by the European Social Fund.

  • Competing interests None declared.

  • Patient and public involvement Patients and/or the public were involved in the design, or conduct, or reporting, or dissemination plans of this research. Refer to the Methods section for further details.

  • Patient consent for publication Not required.

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