An 8-year-old female presents with chest pain of 1 day's duration. Five days prior to the pain, she had fever, chills, and myalgias. Physical examination reveals an uncomfortable, anxious, afebrile patient with tachycardia, no murmur, and distant heart sounds. The chest x-ray is shown in Figure 19-2. There is a paradoxical pulse of 22 mm Hg. The most likely diagnosis is

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Pediatric Nursing Cardiovascular Disorders Questions

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