diff --git a/IRaCIS.Core.Application/Service/ImageAndDoc/DTO/UnionStudyViewDodel.cs b/IRaCIS.Core.Application/Service/ImageAndDoc/DTO/UnionStudyViewDodel.cs
index d156eedd9..19226cbe3 100644
--- a/IRaCIS.Core.Application/Service/ImageAndDoc/DTO/UnionStudyViewDodel.cs
+++ b/IRaCIS.Core.Application/Service/ImageAndDoc/DTO/UnionStudyViewDodel.cs
@@ -1005,6 +1005,8 @@ namespace IRaCIS.Core.Application.Contracts
 
         public string VisitName { get; set; }
 
+        public Guid SourceSubjectVisitId { get; set; }
+
 
         public List<DicomStudyBasicInfo> DicomStudyList { get; set; } = new List<DicomStudyBasicInfo>();
 
diff --git a/IRaCIS.Core.Application/Service/ImageAndDoc/_MapConfig.cs b/IRaCIS.Core.Application/Service/ImageAndDoc/_MapConfig.cs
index 08b0f4c16..4b271380f 100644
--- a/IRaCIS.Core.Application/Service/ImageAndDoc/_MapConfig.cs
+++ b/IRaCIS.Core.Application/Service/ImageAndDoc/_MapConfig.cs
@@ -166,6 +166,7 @@ namespace IRaCIS.Core.Application.Service
 
 
             CreateMap<SubjectVisit, SubjectVisitMarkStudyDto>()
+                .ForMember(d => d.SourceSubjectVisitId, u => u.MapFrom(u => u.Id))
                 .ForMember(d => d.SubjectCode, u => u.MapFrom(u => u.Subject.Code))
                 .ForMember(d => d.DicomStudyList, u => u.MapFrom(s => s.StudyList))
                  .ForMember(d => d.NoneDicomStudyList, u => u.MapFrom(s => s.NoneDicomStudyList.Where(t => t.IsReading)));