diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingOncologyTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingOncologyTaskService.cs
index 273348f5b..34088f321 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingOncologyTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingOncologyTaskService.cs
@@ -73,10 +73,14 @@ namespace IRaCIS.Application.Services
             }
             else
             {
+
+                var taskNum = taskInfo.VisitTaskNum - ReadingCommon.TaskNumDic[ReadingCategory.Oncology] + ReadingCommon.TaskNumDic[ReadingCategory.Global];
+
                 globalTaskInfo = await _visitTaskRepository
               .Where(x => x.SubjectId == taskInfo.SubjectId &&
               x.TaskState == TaskState.Effect &&
               x.TrialReadingCriterionId == taskInfo.TrialReadingCriterionId &&
+              x.VisitTaskNum== taskNum &&
               x.ReadingCategory == ReadingCategory.Global &&
               x.IsAnalysisCreate == taskInfo.IsAnalysisCreate &&
               x.IsSelfAnalysis == taskInfo.IsSelfAnalysis &&