diff --git a/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs b/IRaCIS.Core.Application/Service/Reading/ReadingImageTask/ReadingImageTaskService.cs
index 495dbc433..d89d8d989 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 > 140)
+                else if (timespanMin > 1)
                 {
                     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 3058eb539..525065fef 100644
--- a/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
+++ b/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
@@ -1719,6 +1719,7 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
         public async Task<string> GetSplenicState(Guid visitTaskId,decimal spleenLength)
         {
 
+            var taskinfo = await _visitTaskRepository.Where(x => x.Id == visitTaskId).FirstNotNullAsync();
             ReadingCalculateDto inDto = await _generalCalculateService.GetReadingCalculateDto(visitTaskId);
 
             if (inDto.IsBaseLine)
@@ -1734,6 +1735,33 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
             
             }
 
+            #region 最低
+            var visitTaskIds = await _visitTaskRepository.Where(x => x.ReadingCategory == ReadingCategory.Visit &&
+              x.TrialReadingCriterionId == taskinfo.TrialReadingCriterionId &&
+              x.IsAnalysisCreate == taskinfo.IsAnalysisCreate &&
+               x.DoctorUserId == taskinfo.DoctorUserId &&
+               x.IsSelfAnalysis == taskinfo.IsSelfAnalysis &&
+              x.SubjectId == taskinfo.SubjectId && x.ReadingTaskState == ReadingTaskState.HaveSigned && x.ArmEnum == taskinfo.ArmEnum
+              && x.VisitTaskNum < taskinfo.VisitTaskNum && x.TaskState == TaskState.Effect
+              ).OrderByDescending(x => x.VisitTaskNum).Select(x => x.Id).ToListAsync();
+
+            var questionId = await _readingQuestionTrialRepository.Where(x => x.ReadingQuestionCriterionTrialId == taskinfo.TrialReadingCriterionId && x.QuestionType == QuestionType.SplenicStatus).Select(x => x.Id).FirstNotNullAsync();
+            var answerList = await _readingTaskQuestionAnswerRepository.Where(x => visitTaskIds.Contains(x.VisitTaskId)
+              && x.ReadingQuestionTrialId == questionId )
+                  .Select(x => new
+                  {
+                      x.Answer,
+                      x.VisitTaskId,
+                  }).ToListAsync();
+
+            var lowSpleenLength = answerList.Select(x => new
+            {
+                Answer = x.Answer.IsNullOrEmptyReturn0(),
+                x.VisitTaskId
+            }).OrderBy(x => x.Answer).Select(x=>x.Answer).FirstOrDefault();
+            #endregion
+
+
             var result = SpleenAssessment.Stabilization;
 
 
@@ -1745,10 +1773,12 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
 
 
             var differenceValue = presentSpd - baseLineSpleenLength;
+
+            var differenceLowValue = presentSpd - lowSpleenLength;
             decimal percentage = 0;
             if (baseLineSpleenLength != 0)
             {
-                percentage = differenceValue * 100 / baseLineSpleenLength;
+                percentage = differenceValue * 100 / (baseLineSpleenLength-130);
             }
 
             //  1、基线 垂直径> 130 mm
@@ -1769,7 +1799,7 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
             //2、当前访视的前面访视中 存在垂直径≤130mm
             //3、与最低点相比脾脏垂直径的增加值≥20 mm
             //4、当前垂直径 > 130 mm
-            else if (baseLineSpleenLength > 130 && presentSpd <= 130 && differenceValue >= 20 && presentSpd > 130)
+            else if (baseLineSpleenLength > 130 && lowSpleenLength <= 130 && differenceLowValue >= 20 && presentSpd > 130)
             {
                 result = SpleenAssessment.Increase;
             }
@@ -1786,7 +1816,7 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
             }
             else
             {
-                result = SpleenAssessment.Remission;
+                result = SpleenAssessment.Stabilization;
             }
             return result.GetEnumInt();
         }
diff --git a/IRaCIS.Core.Domain.Share/Reading/ReadEnum.cs b/IRaCIS.Core.Domain.Share/Reading/ReadEnum.cs
index f8e93eb38..19520f6bc 100644
--- a/IRaCIS.Core.Domain.Share/Reading/ReadEnum.cs
+++ b/IRaCIS.Core.Domain.Share/Reading/ReadEnum.cs
@@ -832,7 +832,7 @@ namespace IRaCIS.Core.Domain.Share
         Normal = 1,
 
         /// <summary>
-        /// 缓解
+        /// 部分缓解
         /// </summary>
         Remission = 2,
 
@@ -854,10 +854,11 @@ namespace IRaCIS.Core.Domain.Share
         /// <summary>
         /// 肿大
         /// </summary>
-        Swelling = 5,
+        Swelling = 6,
 
     }
 
+
     /// <summary>
     /// 是（1）或否（0）
     /// </summary>