Post-operative FEV1= Preoperative FEV1 x percent perfusion of lung not resected

References:
1  Royal HD Pulmonary Imaging for Nonthromboembolic Disease, in Henkin RE et al. Nuclear Medicine. Mosby St Louis 1996, p 1448.
2  Hirose Y et al. Ann Nucl Med. 1993 May;7(2):123-6. Lung perfusion SPECT in predicting postoperative pulmonary function in lung cancer.

 

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