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[Constrictive pericarditis - new methods in the diagnosis of an old disease: a case report]
Doroteia Silva1, Luís Sargento, Manuel Gato Varela
1Serviço de Cardiologia I, Hospital de Santa Maria, Centro Hospitalar Lisboa Norte, Lisboa, Portugal. dojreis@hotmail.com
Insights
Constrictive pericarditis diagnosis can be challenging. While cardiac catheterization is standard, its traditional criteria for constrictive pericarditis are not always present, necessitating advanced imaging techniques.
Area of Science:
- Cardiology
- Medical Diagnostics
Background:
- Constrictive pericarditis is a rare condition causing diagnostic challenges.
- Cardiac catheterization with intracavitary pressure analysis is the gold standard for diagnosis.
Observation:
- Traditional diagnostic criteria include equalization of diastolic pressures across all chambers and a dip-and-plateau pattern.
- These criteria are not consistently present, leading to low sensitivity and specificity.
Findings:
- The limitations of traditional diagnostic methods highlight the need for complementary diagnostic tools.
- Advanced cardiac imaging techniques are crucial for resolving diagnostic ambiguities in constrictive pericarditis.
Implications:
- Accurate diagnosis of constrictive pericarditis is essential for timely and appropriate treatment.
- The integration of novel imaging modalities can improve diagnostic confidence and patient outcomes.
Abstract:
Constrictive pericarditis is a rare clinical entity that can pose diagnostic problems. The gold standard for diagnosis is cardiac catheterization with analysis of intracavitary pressure curves, which are high and, in end-diastole, equal in all chambers. The diastolic profile in both ventricles presents the classic dip-and-plateau pattern and the difference between the diastolic pressures of both ventricles should not exceed 3-5mmHg. Unfortunately, these traditional criteria are not always present and in fact the sensitivity and specificity of equalization of diastolic pressures are relatively low and of limited value in individual patients. This highlights the need to use new cardiac imaging techniques to resolve any doubts. The case described here is a good example.
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