diff --git a/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs b/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
index 6a77183c7..402bb334d 100644
--- a/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
+++ b/IRaCIS.Core.Application/Service/ReadingCalculate/LuganoCalculateService.cs
@@ -1105,6 +1105,7 @@ namespace IRaCIS.Core.Application.Service.ReadingCalculate
                                 x.SplitOrMergeType = SplitOrMergeType.Merged;
                                 break;
 							case SplitOrMergeType.MergeMain:
+							case SplitOrMergeType.MergeMained:
 								x.SplitOrMergeType = SplitOrMergeType.MergeMain;
 								break;
                             default:
diff --git a/IRaCIS.Core.Domain.Share/Reading/ReadEnum.cs b/IRaCIS.Core.Domain.Share/Reading/ReadEnum.cs
index 06abbb00d..eef85caef 100644
--- a/IRaCIS.Core.Domain.Share/Reading/ReadEnum.cs
+++ b/IRaCIS.Core.Domain.Share/Reading/ReadEnum.cs
@@ -662,6 +662,11 @@ namespace IRaCIS.Core.Domain.Share
 		/// 融合主病灶
 		/// </summary>
 		MergeMain = 4,
+
+		/// <summary>
+		/// 融合过的主病灶
+		/// </summary>
+		MergeMained = 5,
 	}
 
 	/// <summary>