lvicfracture, amongwhich 15 cases (30.00/) forsacralfracture, 16 cases (32.00/) ofsacroiliacjointfracture, 12 cases (24.00/) foracetabularfracture, 7 cases (14.00/) forthepubicjointfracture. SpiralCT uracy rate( 93.33 / ) , uraterate ( 93.75 / ) , thediagnosisofacetabular uraterate ( 1 00.00/ ) weresignificantlyhigherthanthoseofX-uraterate(P〈 0.05). Thetotaleffectiverateofthetreatmentgroup (46.4/) wassignificantlyhigherthanthatofthecon-trolgroup (21.4 / ) ( P〈0.05 ).Conclusion: 64 slicespiralCTthree-dimensionalreconstructiontechnology canobtainclearthree-dimensionalimages, prehensive? urateanatomi-calstructureimagingforthediagnosis, hasimportantguidingvaluetoformulatetheclinicaltreatment.Key words 64 slicespiralCT; 3Dreconstructiontechnique; pelvicfracture; diagnosisvalue? 1072 ?