Diagnosis of Pulmonary Embolism in the Coronary Care Unit
نویسندگان
چکیده
منابع مشابه
Diagnosis of pulmonary embolism in the coronary care unit.
The clinical diagnosis of pulmonary embolism (PE) is difficult in coronary care units (CCUs) because many findings of PE are similar to those of acute coronary syndromes and heart failure. Immobilization of only 1 or 2 days may predispose to PE. Heart failure and acute myocardial infarction add to the risk. Dyspnea may be absent or occur only with exertion. The onset of dyspnea may occur over s...
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responsible for 50 000 to 100 000 deaths each year in the United States. A pulmonary embolism is an obstruction of the pulmonary artery or one of its branches by a thrombus. The signs and symptoms range from massive pulmonary embolism that results in unstable hemodynamic status to a small peripheral embolus that can be asymptomatic. To aid in the delineation of the types of pulmonary embolism, ...
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The best diagnostic strategy to confirm or exclude pulmonary embolism (PE) suspicion needs an appropriate combination of clinical assessment, plasma D-dimer measurement, and computed tomographic pulmonary angiography (CTPA). CTPA should be used with caution in some patient groups, such as patients with known allergy to contrast media, those with severe renal insufficiency, and pregnant women, a...
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Objective documentation of pulmonary embolism is an essential prerequisite for appropriate treatment (Figure 7). A chest film, as well as measurement of arterial blood gases, should be obtained immediately, and if the lung fields are essentially normal, a lung scan should then be performed. If the scan shows a definite perfusion defect characteristic of embolism, this provides sufficient eviden...
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ژورنال
عنوان ژورنال: The American Journal of Cardiology
سال: 2009
ISSN: 0002-9149
DOI: 10.1016/j.amjcard.2008.11.040