Left atrial enlargement

Case contributed by Dr Matthew Lukies


Worsening shortness of breath on the background of asthma.

Patient Data

Age: 75
Gender: Male
  • Double density sign (double right heart border) - left atrial enlargement
  • Splaying of the carina
  • Right lower zone atelectasis and pleural thickening
  • Mild pulmonary venous congestion
  • Intact sternal sutures
  • Right shoulder prosthesis

Case Discussion

Characteristic double density sign (double right heart border) of left atrial enlargement.

Left atrial enlargement was subsequently confirmed on CT as the cause of the double density sign in this case.

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Case information

rID: 44287
Published: 15th Apr 2016
Last edited: 14th Aug 2019
System: Chest
Inclusion in quiz mode: Included

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