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Attention, chocolate lovers: You may not be able to help yourselves. Swiss and British scientists have linked the widespread love of chocolate to a chemical "signature" that may be programmed into our metabolic systems.
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Lung Embolus - Pulmonary Embolus

Diagnosis & Tests

How is the condition diagnosed?

The diagnosis of pulmonary embolus starts with a medical history and physical examination. Diagnostic tests may include:

arterial blood gases, which measure oxygen and carbon dioxide levels in the blood

an electrocardiogram (ECG), which measures the electrical activity of the heart

a pulmonary perfusion scan, which shows the blood flow to all areas of the lungs

a pulmonary ventilation scan, which looks at the distribution of air in the lungs

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