diff --git a/IRaCIS.Core.Application/Service/Visit/PatientService.cs b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
index 1367fe3c5..80bc46697 100644
--- a/IRaCIS.Core.Application/Service/Visit/PatientService.cs
+++ b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
@@ -858,6 +858,12 @@ namespace IRaCIS.Application.Services
                 {
                     foreach (var hospitalGroupId in incommand.HospitalGroupIdList)
                     {
+                        if (_studySubjectVisitRepository.Any(t => t.SCPStudy.HospitalGroupList.Any(c => c.HospitalGroupId == hospitalGroupId)))
+                        {
+                            //已经添加到项目，不允许删除课题组
+                           return ResponseOutput.NotOk(_localizer["Patient_StudyHospitalGroupBinded"]);
+                        }
+
                         await _SCPStudyHospitalGroupRepository.DeleteFromQueryAsync(t => t.HospitalGroupId == hospitalGroupId && t.SCPStudyId == item);
 
                     }
@@ -2171,7 +2177,7 @@ namespace IRaCIS.Application.Services
                       VisitMinStudyTime = g.Min(c => c.StudyTime)
                   }).ToList();
 
-            var list = _subjectVisitReposiotry.Where(t => t.SubjectId == inQuery.SubjectId).ProjectTo<SubjectVisitSelectDto>(_mapper.ConfigurationProvider).ToList();
+            var list = _subjectVisitReposiotry.Where(t => t.SubjectId == inQuery.SubjectId).ProjectTo<SubjectVisitSelectDto>(_mapper.ConfigurationProvider).OrderBy(t=>t.VisitNum).ToList();
 
             foreach (var item in list)
             {