Quantitative lung perfusion scan sample dictation
HISTORY: The patient is  year-old  with . Evaluation lung perfusion.
PROCEDURE: Perfusion images of both lung fields were obtained following the IV administration of  mCi Tc-99m MAA. Then, quantitative analysis was performed.
FINDINGS: The quantitative lung scan shows a defect in .
Quantitative analysis is as follows:
Anterior % %
Posterior % %
Total Lung % %
IMPRESSION: Quantitative radionuclide pulmonary perfusion scintigraphy.
1. Decreased perfusion in 
2. Differential lung perfusion (geometric mean): left lung , right lung .