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An 18-year-old woman who had flown from England to the United States presented to the emergency room with shortness of breath and numbness of the right arm. She had been taking oral contraceptives until two months before presentation. A computed tomographic (CT) pulmonary angiogram reformatted in the coronal orientation showed numerous filling defects within the main pulmonary arteries (arrowheads in Panel A) consistent with the presence of pulmonary emboli, as well as a filling defect in the right subclavian artery at the branch of the vertebral artery (long arrow) consistent with the presence of a systemic arterial embolus and accounting . . . [Full Text of this Article] |
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