?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Impact+of+DOI+in+a+clinical+SPECT%2FMRI+system%3Aasimulation+study&rft.creator=Morahan%2C+A&rft.creator=Erlandsson%2C+K&rft.creator=Cerrato%2C+A&rft.creator=D'Adda%2C+I&rft.creator=Carminati%2C+M&rft.creator=Ljungberg%2C+M&rft.creator=Fiorini%2C+C&rft.creator=Hutton%2C+BF&rft.description=A+novel+SPECT%2FMRI+scanner+has+been+modelled+and+tested+here+using+Monte+Carlo+simulation+software%2C+SIMIND.+The+INSERT+SPECT%2FMRI+system+faces+challenges+with+event+reconstruction+due+to+photon+depth+of+interaction.+The+novel+SPECT+system+is+subject+to+parallax+errors+due+to+its+crystal+size+and+slit+aperture+collimator.+We+present+a+simple+measure+of+the+DOI+errors+through+SIMIND+experiments%3B+by+modelling+the+DOI+layers+we+are+able+to+improve+the+reconstruction+of+projection+data+in+the+INSERT+scanner.+A+set+of+capillary+phantoms+are+simulated+to+explore+the+impact+of+DOI+on+the+resolution+of+the+scanner+and+establish+corrections+in+the+system's+reconstruction.&rft.subject=SPECT%2C+MRI%2C+Simulation%2C+Depth+of+Interaction%2C+Clinical%2C+Nuclear+Medicine&rft.publisher=IEEE&rft.date=2021-08-12&rft.type=Proceedings+paper&rft.publisher=2020+IEEE+Nuclear+Science+Symposium+and+Medical+Imaging+Conference&rft.language=eng&rft.source=+++++In%3A++Proceedings+of+the+2020+IEEE+Nuclear+Science+Symposium+and+Medical+Imaging+Conference+(NSS%2FMIC).++++IEEE%3A+Boston%2C+MA%2C+USA.+(2021)+++++&rft.format=text&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10135568%2F7%2FMIC20_proc_AM.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10135568%2F&rft.rights=open