In addition, a number of subsegmental perfusion defects are present in the right lower lobe, the left upper lobe, the lingula, and the left lower lobe. These defects are mismatched in the ventilation study.
Findings are consistent with a high probability for pulmonary embolism.
A follow-up perfusion lung scan done one week after treatment with TPA shows major improvement in the perfusion of both lungs. Nothing on this World Wide Web site should be considered medical advice. Only your own doctor can help you make decisions about your medical care. It is not the policy of the Brigham and Women's Hospital Department of Radiology to provide consultation on the World Wide Web or via e-mail.