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Hyperkalemia is an electrolyte disorder with life-threatening potential. The spectrum of clinical presentation is wide, ranging from asymptomatic laboratory discovery to cardiac arrest.
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The ECG in the Figure was obtained from a 78-year-old man with long-standing pulmonary disease and new-onset heart failure. Based on the low voltage in leads V1, V2, V3, the rightward frontal plane axis, incomplete right bundle-branch block, and persistent precordial S waves, the computer interpreted the overall pattern as consistent with pulmonary disease. What else should be added to your interpretation?
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The recognition of non-accidental injury is critical for a pediatric
trauma patient. In the year 2000, almost 3 million reports of child
abuse were made to social service agencies. Forty-four percent of the
fatalities were children younger than 1 year of age. Not only are these
statistics alarming, but they point out the need for emergency
department and trauma physicians and nurses to recognize non-accidental
injury and aggressively protect the children who seek our medical
expertise and protection.
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This randomized, controlled trial compared rapid magnetic resonance imaging with plain radiographs as the initial diagnostic imaging test in patients with low back pain.
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The recognition of non-accidental injury is critical for a pediatric trauma patient. In the year 2000, almost 3 million reports of child abuse were made to social service agencies. Forty-four percent of the fatalities were children younger than 1 year of age. Not only are these statistics alarming, but they point out the need for emergency department and trauma physicians and nurses to recognize non-accidental injury and aggressively protect the children who seek our medical expertise and protection.
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The diagnosis of patients with chest pain is straightforward only occasionally. A systematic method of evaluating these patients is essential to assess for potentially life-threatening conditions. This article discusses noncardiac causes of chest pain, particularly GI causes and aortic dissection.
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