Pictorial essay: Uncommon causes of coronary artery encasement

Yan Rong Yong1, Narayan Lath1, Foong Koon Cheah1

  • 1Department of Diagnostic Radiology, Singapore General Hospital, Outram Road, 169608, Singapore.

Insights

This pictorial essay highlights rare non-atherosclerotic coronary artery encasement causes like lymphoma and IgG4-related disease. Recognizing these conditions aids early diagnosis and treatment.

Area of Science:

  • Cardiology
  • Oncology
  • Rheumatology

Background:

  • Coronary artery encasement is typically associated with atherosclerosis.
  • Non-atherosclerotic causes are uncommon but important to recognize.

Purpose of the Study:

  • To present cases of non-atherosclerotic coronary artery encasement.
  • To review the diagnostic features of these rare conditions.

Main Methods:

  • Pictorial essay format.
  • Presentation of institutional cases.
  • Review of ancillary findings.

Main Results:

  • Cases included malignant lymphoma, Erdheim-Chester disease, immunoglobulin G4 (IgG4)-related disease, and Polyarteritis Nodosa.
  • Multisystemic involvement is a key diagnostic clue.
  • Radiological and pathological findings were discussed.

Conclusions:

  • Awareness of these uncommon disorders is crucial for accurate diagnosis.
  • Early identification facilitates appropriate management.
  • Multisystemic involvement aids in differentiating from atherosclerotic disease.

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