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Pericardial incidentaloma: benign pericardial cyst
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  1. Aung Naing Lin, 1st author1,
  2. Sithu Lin1,
  3. Kyawzaw Lin1,
  4. Felix Raju2,3
  1. 1Internal Medicine, The Brooklyn Hospital Center, Brooklyn, New York, USA
  2. 2Cardiology, The Brooklyn Hospital Center, Brooklyn, New York, USA
  3. 3Cardiology, Beth Israel Medical Center, New York, New York, USA
  1. Correspondence to Dr Sithu Lin, dr.sithulin{at}gmail.com

https://doi.org/10.1136/bcr-2017-220097

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    Description

    A 73-year-old woman with hypertension and atrial fibrillation presented with head and neck injury after mechanical fall. During workup, chest X-ray anteroposterior view (figure 1) revealed a rounded opacity silhouetting the left heart border and hilum. Subsequent contrast-enhanced CT of the chest showed single, 6.4 cm, rounded, well-defined, thin-walled, non-enhanced, low attenuated (−20 and 20 Hounsfield Unit) and homogenous cyst-like structure at the left mediastinum connected to pericardial recesses and not attached to adjacent structures (figure 2A–C). Transthoracic echocardiogram ruled out left ventricular aneurysm, aortic aneurysm, solid tumour and outflow tracts obstruction. Although bronchogenic cyst, oesophageal duplication …

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    Footnotes

    • Contributors ANL was involved in the conception of the idea, manuscript preparation, patient care and assay analysis.

      SL was involved in the patient care and manuscript preparation.

      KL was involved in the manuscript preparation, correlative assays and interpretation.

      FR was involved in the conception of the idea, patient care and proof-reading.

      All the authors approved the submitted manuscript.

    • Competing interests None declared.

    • Patient consent Obtained.

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