Present situation and development of the nuclide lung ventilation / perfusion imaging in diagnosis of lung embolim

Nuclide lung ventilation/perfusion imaging was established as a nuclear medicine method which was based on two paths of the pulmonary blood flow and ventilation. This method has some valuable features such as sensitive, reliable and being widely used in clinic. This article reviewed the application and development of lung ventilation/perfusion imaging in the lung embolim diagnosis, lung function clinical observation and experimental studies of the last 15 years.