Ventilation-Perfusion Scan

Figure 1. Anterior Perfusion Study from a Ventilation-Perfusion Scan

In the 37-year-old woman with pulmonary hypertension, there is relatively homogeneous tracer distribution, with only minor subsegmental perfusion defects.

 

 

 

 

Figure 2. Anterior Ventilation Study from a Ventilation-Perfusion Scan

In the same patient there is homogeneous tracer distribution. The study is low probability for pulmonary embolism.

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