Pericarditis

Key Information

Appropriate Tests

Infection

 

Viral infection

  • Enteroviruses

Throat swab; Faeces - Virus detection, culture.

Enterovirus antibodies are not useful clinically.

Bacterial infection

  • Tuberculous
  • Purulent

Microscopy and culture (including AFB) of pericardial fluid.

See Tuberculosis

Protozoal infection, especially

  • Entamoeba histolytica

 

See Amoebiasis

Immune disorders

 

Rheumatic fever

 

Connective tissue diseases, especially

  • SLE

 

Post-myocardial infarction

Myocardial Ab are not clinically useful.

Post-cardiotomy syndrome

Myocardial Ab are not clinically useful.

Idiopathic

 

Malignant invasion

Pericardial fluid (Pleural/pericardial fluid exam) - cytology, protein, microscopy and culture; pericardial biopsy occasionally helpful.

Carcinoma (metastatic)

 

Lymphoma

 

Other

 

Post-irradiation

 

Myocardial infarction

 

Renal failure