… SPECT images is useful in designing “optimal” radiation treatment beams and in assessing
the effect of radiotherapy on regional lung … lung damage using the tools of SPECT scanning …

… may reduce the agreement between measured and SPECT-… The edge effect causes the
SPECT method to underestimate … CT has been used to assess regional ventilation (20, 37), …

… concentrations can be assessed within some percentage of the … to correction algorithms that
reduce the influence of attenuation … (50) pioneered the use of SPECT to explore the effect of …

… In this study we have assessed an additional value of IMRT … sparing effect of modern RT
techniques by looking at the whole lung, … by the presence of lung perfusion on the SPECT scan. …

… is in assessing these altered ventilation patterns that SPECT … of the large effect of posture
on the distribution of ventilation, … decreasing activity in the lung may reduce signal to noise …

… assessed CT, and ventilation/perfusion scintigraphy or … Second, the postoperative physiologic
index and outcome … -by-pixel analysis to reduce cardiac and respiratory motion artifacts. …

… of anatomic and physiologic images were developed in the … are minimized with the non–multidetector
CT scanner system. … /MAA SPECT-CT images in the assessment of regional lung …

… to minimize the radiation dose to the functional lung as assessed by perfusion single photon
… cancer frequently have respiratory comorbidities that result in heterogeneous lung function. …

… reduce the costs, the risks associated with false-negative and false-positive diagnoses, and
unnecessary radiation exposure, preimaging assessment … able to directly assess the effect of …

… on the lung perfusion scan could have been the result of the … However, we made an effort
to minimize this possible error by … the use of lung perfusion SPECT/CT for the assessment of …