diff --git a/IRaCIS.Core.Application/Service/Reading/ClinicalData/ClinicalAnswerService.cs b/IRaCIS.Core.Application/Service/Reading/ClinicalData/ClinicalAnswerService.cs
index dcb351d59..082b6201a 100644
--- a/IRaCIS.Core.Application/Service/Reading/ClinicalData/ClinicalAnswerService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ClinicalData/ClinicalAnswerService.cs
@@ -752,17 +752,20 @@ namespace IRaCIS.Core.Application.Service
         {
 
             var readModule = await _readModuleRepository.Where(x => x.Id == inDto.ReadModuleId).FirstNotNullAsync();
-
+           
             var confirmlist = (await this.GetCRCConfirmList(new GetCRCConfirmListInDto()
             {
                 TrialId = inDto.TrialId,
                 SubjectId= readModule.SubjectId,
-                ReadModuleId= inDto.ReadModuleId,
+                IsCRCConfirm=false,
                 TrialReadingCriterionId = readModule.TrialReadingCriterionId,
                 PageIndex=1,
                 PageSize=9999,
-			})).CurrentPageData;
+			})).CurrentPageData.ToList();
 
+            var presentData = confirmlist.Where(x => x.ReadModuleId == inDto.ReadModuleId).First();
+
+            confirmlist = confirmlist.Where(x => x.LatestScanDate <= presentData.LatestScanDate).ToList();
 
             await _readModuleCriterionFromRepository.BatchDeleteNoTrackingAsync(x=>x.ReadModuleId== inDto.ReadModuleId);
             List<ReadModuleCriterionFrom> needAddList = new List<ReadModuleCriterionFrom>()