A technologist performs a lung scan that demonstrates a relatively normal ventilation scan and is accompanied by a perfusion scan demonstrating segmental defects.The technologist should

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In PE, the defects in blood flow correspond to anatomical subdivisions of the lung, such as segments or lobes, in 75% of patients.If the patient had previously healthy lungs, ventilation is usually well maintained to the affected parts of the lung.

A Technologist Performs a Lung Scan That Demonstrates a Relatively