Fig. 2From: Is hybrid SPECT/CT necessary for pre-interventional 3D quantification of relative lobar lung function?Example of the non-hybrid approach in a 51-year-old female patient with lung cancer in the left lower lobe. a results of software based coregistration of perfusion SPECT and diagnosticCT; b delineation of right lung fissures; c VOIs generated from the coregistrated diagnosticCT; d transferred VOIs to the perfusion SPECT data set; e results of the quantificationBack to article page