Fig. 3From: The value of 99mTc-MAA SPECT/CT for lung shunt estimation in 90Y radioembolization: a phantom and patient studya Posterior, anterior 99mTc-MAA planar images showing manually defined liver/lung regions for LSF calculation in the clinic. A coronal b 99mTc-MAA SPECT/CT slice and c 90Y PET/CT slice for the same patient processed through the workflow for LSF calculationBack to article page