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86Chapter5ABSTRACTNephron-sparingsurgerycanbeconsideredinwell-definedcasesofunilateralandbilateralWilmstumorsbutthesurgicalprocedurecanbeverychallengingforthepediatricsurgeontoperform Theobjectiveofthisstudywastoassesstheaddedvalueofpersonalizedthree-dimensional(3D)kidneymodelsderivedfromconventionalimagingdatatoenhancepreoperativesurgicalplanningInasurveystudytheconventionalimagingdataof10DutchchildrenwithWilmstumorswereconvertedto3Dprintsandaugmentedreality(AR)hologramsandapanelofpediatriconcologysurgeons(n=7)assessedthequalityofthedifferentimagingmethodsduringpreoperativeevaluationDifferencesintheassessmentof4anatomicalstructures(tumor,arteriesveins and urinary collecting structures) were evaluated using questionnairesALikertscalemeasureddifferencesbetweentheimagingmethodsComparedwithconventionalimagingthe3DprintandtheARhologrammodelswereevaluatedbythesurgeonstobesuperiorforallanatomicalstructuresTherewerenodifferencesinanatomicalassessmentbetweenthe two3D techniques(the3Dprintand ARhologram)In thisstudy the3Dkidneymodelswereassociatedwithimprovedanatomicalunderstandingamongthesurgeonsandcanbehelpfulinfuturepreoperativeplanningofnephron-sparingsurgeryforWilmstumorsThesemodelsmaybeconsideredasasupplementaryvisualizationinclinicalcare
