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Pericardial lipoma

Pericardial lipomas are slowly growing benign tumors of the pericardium that are asymptomatic unless large in size, where they can cause pressure symptoms.

Radiographic features

Echocardiography

Tends to be echogenic structure adjacent or inside the pericardium.

CT

Seen as a fatty attenuating tumor that displays <0 HU density. No enhancement post-contrast administration. The lesion may not be well-circumscribed like other lipomas.

MRI

Exhibits bright signal on T1 and T2 with no contrast enhancement. Fat suppression techniques e.g. STIR, SPAIR and FAT SAT confirm the fatty contents.

Differential diagnosis

Imaging differential considerations include

As a broader differential consider

 

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Article information

rID: 51080
System: Cardiac
Synonyms or Alternate Spellings:
  • Pericardial lipomas

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