diff --git a/IRaCIS.Core.Application/Service/Visit/SubjectVisitService.cs b/IRaCIS.Core.Application/Service/Visit/SubjectVisitService.cs
index 1c37f91c..8932d483 100644
--- a/IRaCIS.Core.Application/Service/Visit/SubjectVisitService.cs
+++ b/IRaCIS.Core.Application/Service/Visit/SubjectVisitService.cs
@@ -315,11 +315,11 @@ namespace IRaCIS.Core.Application.Services
                         if (item != null)
                         {
                             item.SeriesInstanceUid = string.Empty;
+                        
+                            item.InstanceList = thisRowinfo.Where(y => y.InstanceId != null).Select(y => y.InstanceId.Value).ToList();
 
-
-                            var tempInstanceList = thisRowinfo.Where(y => y.InstanceId != null).Select(y => new { InstanceId = y.InstanceId.Value, y.Instance.Path, y.Instance.NumberOfFrames }).Distinct().ToList();
-
-                            item.InstanceList = tempInstanceList.Select(y => y.InstanceId).ToList();
+                            var tempInstanceList = await _repository.Where<DicomInstance>(t => item.InstanceList.Contains(t.Id)).OrderBy(t => t.InstanceNumber)
+                                .Select(t => new { t.Path, t.NumberOfFrames }).ToListAsync();
 
 
                             item.InstancePathList = tempInstanceList.SelectMany(u =>