diff --git a/src/Shentun.Peis.Application/DiagnosisFunctions/DiagnosisFunctionAppService.cs b/src/Shentun.Peis.Application/DiagnosisFunctions/DiagnosisFunctionAppService.cs
index dd9976d..c0cfa50 100644
--- a/src/Shentun.Peis.Application/DiagnosisFunctions/DiagnosisFunctionAppService.cs
+++ b/src/Shentun.Peis.Application/DiagnosisFunctions/DiagnosisFunctionAppService.cs
@@ -378,7 +378,7 @@ namespace Shentun.Peis.DiagnosisFunctions
                          join registerAsbitem in await _registerAsbitemRepository.GetQueryableAsync() on registerCheck.Id equals registerAsbitem.RegisterCheckId
                          join registerCheckItem in await _registerCheckItemRepository.GetQueryableAsync() on registerCheck.Id equals registerCheckItem.RegisterCheckId
                          join asbitem in await _asbitemRepository.GetQueryableAsync() on registerAsbitem.AsbitemId equals asbitem.Id
-                         join item in (await _itemRepository.GetQueryableAsync()).Include(x => x.ReferenceRanges).Include(x => x.ItemResultMatches).Include(x => x.ItemResultTemplates)
+                         join item in (await _itemRepository.GetQueryableAsync()).Include(x => x.ReferenceRanges).Include(x => x.ItemResultMatches).Include(x => x.ItemResultTemplates).AsNoTracking() 
                          on registerCheckItem.ItemId equals item.Id
                          join unit in await _unitRepository.GetQueryableAsync()
                          on item.UnitId equals unit.Id into unitExist