diff --git a/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs b/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
index 025b4dcc7..eaca7424d 100644
--- a/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
+++ b/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
@@ -514,6 +514,9 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
                 // FDG-PET 评估结果
                  new ReadingCalculateData (){QuestionType=QuestionType.FDGPET,GetStringFun=GetFDGPETOverallAssessment},
 
+                   // 上一次 FDG-PET 评估结果
+                 new ReadingCalculateData (){QuestionType=QuestionType.LastFDGPET,GetStringFun=GetLastFDGPETOverallAssessment},
+
                  // 影像学整体肿瘤评估
                  new ReadingCalculateData (){QuestionType=QuestionType.ImgOncology,GetStringFun=GetImgOncology},
 
@@ -2037,6 +2040,25 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
         }
         #endregion
 
+        /// <summary>
+        /// 获取上一次FDGPET 评估
+        /// </summary>
+        /// <param name="inDto"></param>
+        /// <returns></returns>
+        public async Task<string> GetLastFDGPETOverallAssessment(ReadingCalculateDto inDto)
+        {
+            if (inDto.IsBaseLine)
+            {
+                return string.Empty;
+            }
+
+            var lastTaskId = await GetLastVisitTaskId(inDto);
+
+
+            var answer =await _readingTaskQuestionAnswerRepository.Where(x => x.VisitTaskId == lastTaskId).Include(x => x.ReadingQuestionTrial).Where(x => x.ReadingQuestionTrial.QuestionType == QuestionType.FDGPET).Select(x => x.Answer).FirstOrDefaultAsync();
+            return answer;
+        }
+
         #region FDG-PET总体评估结果
 
         /// <summary>