diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
index d89d8d989..495dbc433 100644
--- a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
+++ b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
@@ -2566,7 +2566,7 @@ namespace IRaCIS.Application.Services
                 {
                     throw new BusinessValidationFailedException(_localizer["ReadingImage_NeedRest", 2, 20]);
                 }
-                else if (timespanMin > 1)
+                else if (timespanMin > 140)
                 {
                     cacheDate = cacheDate.AddMinutes((Math.Floor((double)(timespanMin / 140))) * 140);
                     _provider.Set(cacheKey, cacheDate.ToString(), TimeSpan.FromHours(5));
diff --git a/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs b/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
index d52a4df1b..252c616a9 100644
--- a/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
+++ b/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
@@ -1734,6 +1734,10 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
                 }
             
             }
+            if (spleenLength == 0)
+            {
+                return SpleenAssessment.NotEvaluable.GetEnumInt();
+            }
 
             #region 最低
             var visitTaskIds = await _visitTaskRepository.Where(x => x.ReadingCategory == ReadingCategory.Visit &&