The management of pericardial diseases is largely empirical because of the relative lack of randomized trials. The first published guidelines1,2 are a first attempt to organize current knowledge. At present, no specific guidelines have been issued by the American Heart Association and American College of Cardiology. After a literature review including a Medline search with the MeSH terms “pericarditis” and “pericardium,” we identified the following controversial issues related mainly to the management of pericarditis and pericardial effusion: (1) etiological search and hospitalization; (2) role of pericardiocentesis, pericardial biopsy, and pericardioscopy; (3) myopericarditis; (4) use of corticosteroids, nonsteroidal antiinflammatory drugs (NSAIDs), and colchicine; (5) management of refractory cases and long-term outcome; (6) role of pericardiectomy, pericardial window, and other interventional techniques; and (7) management of chronic idiopathic pericardial effusion. At the end of each issue, key points are summarized. Management of most cases is done by general practitioners or different healthcare specialists and does not require specific expertise; nevertheless, incessant and recurrent cases and specific forms (eg, tuberculous pericarditis, neoplastic pericardial disease, autoimmune conditions) require cooperation among specialties (eg, cardiology, infectious diseases, rheumatology, oncology). Specific interventional techniques (eg, pericardioscopy) and pericardiectomy should be performed in referral centers. ### Pericarditis Although the clinical diagnosis of pericarditis is relatively simple (Tables 1 and 2⇓),1–13 establishing the cause may be more difficult. A major controversy in “pericardiology” is the role of an extensive etiologic search and hospital admission for all patients with pericarditis or pericardial effusion.1–8 The causes of pericarditis are varied (Table 3),9 and the clinician should identify causes that require targeted therapies. The epidemiological background is essential to develop a rational cost-effective management program3,4,15,16; the approach may be different for research, when we attempt to reduce the number of “idiopathic” cases. In developed countries, idiopathic …
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