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190Chapter11Becausetheprimarygoalwastocreatemorecranialvolumeitwassatisfyingthatthepost-opvolumecalculatedwasalmostidenticaltotheplannedvolumeincrease(234mlversus218mlcorrespondingly)TheextravolumecouldbeexplainedbythebonestripsaroundthereconstructedareaThe thickestbicorticalbone segments were split toharvestmorebone to stimulatetheosteosynthesis(Figure6)ThesmallermonocorticalbonefragmentswereplacedintothegapsbetweenthelargersegmentsfollowingthecontourofthereconstructionFigure3Case1-part2post-opresult(white)comparedtotheVSP(red)ofsecondOCVRTheresultmatchedcloselywiththeVSP.Greenarrow1indicatestheperfectmatchoftheleftparietalpart Therightparietalpartswere3mmmoreproximalpositioned(yellowarrow2and3)Figure4Case1-part2surgicalguidesusedfordemarcationoftheplanning Thecontouroftheguidesfittedseamlesslyon thecranialshapeGaps wereused toindicatedistinctiveanatomicallandmarks tocheckthepositioning(greenarrow)
