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A 55-year-old woman awoke with an acute onset of bilateral leg numbness and weakness. Initial evaluation and lumbar magnetic resonance imaging, which was performed to assess the patient for disk disease, showed no cause for her symptoms, but her ankle pulses were noted to be diminished. The patient smoked cigarettes and had untreated hyperlipidemia; she reported that during the previous year, she had had bilateral buttock and thigh pain on walking 300 m. Her renal function was normal. Computed tomographic angiography showed complete occlusion of the infrarenal abdominal aorta (Panel A, arrow). A lateral view showed collateral blood flow from . . . [Full Text of this Article] |
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