diff --git a/IRaCIS.Core.Application/IRaCIS.Core.Application.xml b/IRaCIS.Core.Application/IRaCIS.Core.Application.xml
index bd7d507aa..f634ecdaa 100644
--- a/IRaCIS.Core.Application/IRaCIS.Core.Application.xml
+++ b/IRaCIS.Core.Application/IRaCIS.Core.Application.xml
@@ -4245,6 +4245,13 @@
             <param name="calculateType"></param>
             <returns></returns>
         </member>
+        <member name="M:IRaCIS.Core.Application.Service.ReadingCalculate.MRIPDFFCalculateService.GetFatFractionAvg(IRaCIS.Core.Application.Service.Reading.Dto.ReadingCalculateDto)">
+            <summary>
+            获取脂肪分数平均值
+            </summary>
+            <param name="inDto"></param>
+            <returns></returns>
+        </member>
         <member name="M:IRaCIS.Core.Application.Service.ReadingCalculate.MRIPDFFCalculateService.CalculateAvg(IRaCIS.Core.Application.Service.Reading.Dto.ReadingCalculateDto)">
             <summary>
             计算平均值
@@ -12026,6 +12033,13 @@
             <param name="inDto"></param>
             <returns></returns>
         </member>
+        <member name="M:IRaCIS.Core.Application.Service.ReadingImageTaskService.DeleteTableQuestionMark(IRaCIS.Core.Application.Service.Reading.Dto.DeleteTableQuestionMarkInDto)">
+            <summary>
+            删除表格问题标记
+            </summary>
+            <param name="inDto"></param>
+            <returns></returns>
+        </member>
         <member name="M:IRaCIS.Core.Application.Service.ReadingImageTaskService.SaveTableQuestionMark(IRaCIS.Core.Application.Service.Reading.Dto.SaveTableQuestionMarkInDto)">
             <summary>
             保存表格问题标记
@@ -14044,6 +14058,11 @@
             检查日期
             </summary>
         </member>
+        <member name="P:IRaCIS.Core.Application.ViewModel.TableMarkInfo.RowId">
+            <summary>
+            表格问题标记
+            </summary>
+        </member>
         <member name="P:IRaCIS.Core.Application.ViewModel.IRECISTTargetLesionDto.NotExistsTargetLesion">
             <summary>
             基线未选择任何靶病灶
diff --git a/IRaCIS.Core.Application/Service/ReadingCalculate/MRIPDFFCalculateService.cs b/IRaCIS.Core.Application/Service/ReadingCalculate/MRIPDFFCalculateService.cs
index 11d09a3af..20000ea39 100644
--- a/IRaCIS.Core.Application/Service/ReadingCalculate/MRIPDFFCalculateService.cs
+++ b/IRaCIS.Core.Application/Service/ReadingCalculate/MRIPDFFCalculateService.cs
@@ -596,6 +596,10 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
 
             var tableQuestionList = rowInfo.Where(x=>x.TableQuestionList.Any(x=>x.QuestionMark== QuestionMark.IsMeasurable&& x.Answer.EqEnum(YesOrNoOrNa.Yes))).SelectMany(x => x.TableQuestionList).ToList();
 
+            if (tableQuestionList.Count() == 0)
+            {
+                return result;
+            }
             result = tableQuestionList.Where(x => x.QuestionMark == QuestionMark.AverageValue).Average(x => x.Answer.IsNullOrEmptyReturn0());
             return result;