diff --git a/IRaCIS.Core.Application/Service/Reading/ClinicalData/ClinicalAnswerService.cs b/IRaCIS.Core.Application/Service/Reading/ClinicalData/ClinicalAnswerService.cs
index d995b1c1e..10c10b707 100644
--- a/IRaCIS.Core.Application/Service/Reading/ClinicalData/ClinicalAnswerService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ClinicalData/ClinicalAnswerService.cs
@@ -358,6 +358,10 @@ namespace IRaCIS.Core.Application.Service
 				ReadingId = inDto.ReadingId,
 			};
 
+            if (await _readModuleCriterionFromRepository.AnyAsync(x => x.ClinicalFormId == inDto.ClinicalFormId?default(Guid)))
+            {
+                throw new BusinessValidationFailedException("当前表单已确认,无法修改！");
+            }
 
             var existsClinical = await _clinicalFormRepository.Where(x =>
             x.SubjectId == inDto.SubjectId