diff --git a/src/Shentun.Peis.Application.Contracts/RegisterCheckItems/GetItemTwoHistoricalResultsDto.cs b/src/Shentun.Peis.Application.Contracts/RegisterCheckItems/GetItemTwoHistoricalResultsDto.cs
new file mode 100644
index 0000000..cd0abb1
--- /dev/null
+++ b/src/Shentun.Peis.Application.Contracts/RegisterCheckItems/GetItemTwoHistoricalResultsDto.cs
@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Shentun.Peis.RegisterCheckItems
+{
+    public class GetItemTwoHistoricalResultsDto
+    {
+        /// <summary>
+        /// 检查日期
+        /// </summary>
+        public string CheckDate { get; set; }
+
+        /// <summary>
+        /// 项目名称
+        /// </summary>
+        public string ItemName { get; set; }
+
+
+        /// <summary>
+        /// 项目结果
+        /// </summary>
+        public string ItemResult { get; set; }
+    }
+}
diff --git a/src/Shentun.Peis.Application.Contracts/RegisterCheckItems/GetItemTwoHistoricalResultsInputDto.cs b/src/Shentun.Peis.Application.Contracts/RegisterCheckItems/GetItemTwoHistoricalResultsInputDto.cs
new file mode 100644
index 0000000..c90386b
--- /dev/null
+++ b/src/Shentun.Peis.Application.Contracts/RegisterCheckItems/GetItemTwoHistoricalResultsInputDto.cs
@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Shentun.Peis.RegisterCheckItems
+{
+    public class GetItemTwoHistoricalResultsInputDto
+    {
+
+        /// <summary>
+        /// 检查ID
+        /// </summary>
+        public Guid RegisterCheckId { get; set; }
+
+        /// <summary>
+        /// 项目ID
+        /// </summary>
+        public Guid ItemId { get; set; } 
+    }
+}
diff --git a/src/Shentun.Peis.Application/RegisterCheckItems/RegisterCheckItemAppService.cs b/src/Shentun.Peis.Application/RegisterCheckItems/RegisterCheckItemAppService.cs
index c22d2a3..b63f46f 100644
--- a/src/Shentun.Peis.Application/RegisterCheckItems/RegisterCheckItemAppService.cs
+++ b/src/Shentun.Peis.Application/RegisterCheckItems/RegisterCheckItemAppService.cs
@@ -518,5 +518,62 @@ namespace Shentun.Peis.RegisterCheckItems
 
 
         }
+
+        /// <summary>
+        /// 获取前两次历史结果
+        /// </summary>
+        /// <returns></returns>
+        [HttpPost("api/app/RegisterCheckItem/GetItemTwoHistoricalResults")]
+        public async Task<List<GetItemTwoHistoricalResultsDto>> GetItemTwoHistoricalResultsAsync(GetItemTwoHistoricalResultsInputDto input)
+        {
+            if (input.RegisterCheckId == Guid.Empty)
+            {
+                throw new UserFriendlyException("检查id不正确");
+            }
+
+            if (input.ItemId == Guid.Empty)
+            {
+                throw new UserFriendlyException("项目id不正确");
+            }
+
+
+            var patientRegisterEnt = (from patientRegister in await _patientRegisterRepository.GetQueryableAsync()
+                                      join registerCheck in await _registerCheckRepository.GetQueryableAsync() on patientRegister.Id equals registerCheck.PatientRegisterId
+                                      join registerCheckItem in await _registerCheckItemRepository.GetQueryableAsync() on registerCheck.Id equals registerCheckItem.RegisterCheckId
+                                      where registerCheckItem.RegisterCheckId == input.RegisterCheckId && registerCheckItem.ItemId == input.ItemId
+                                      select new
+                                      {
+                                          patientId = patientRegister.PatientId,
+                                          patientRegisterId = patientRegister.Id
+                                      }).FirstOrDefault();
+            if (patientRegisterEnt == null)
+            {
+                throw new UserFriendlyException("数据不正确");
+            }
+
+            var historicalItemResult = (from patientRegister in await _patientRegisterRepository.GetQueryableAsync()
+                                        join registerCheck in await _registerCheckRepository.GetQueryableAsync() on patientRegister.Id equals registerCheck.PatientRegisterId
+                                        join registerCheckItem in await _registerCheckItemRepository.GetQueryableAsync() on registerCheck.Id equals registerCheckItem.RegisterCheckId
+                                        join item in await _itemRepository.GetQueryableAsync() on registerCheckItem.ItemId equals item.Id
+                                        where patientRegister.PatientId == patientRegisterEnt.patientId
+                                        && registerCheckItem.ItemId == input.ItemId
+                                        && patientRegister.Id != patientRegisterEnt.patientRegisterId
+                                        orderby registerCheckItem.CreationTime descending
+                                        select new
+                                        {
+                                            checkDate = registerCheckItem.CheckDate,
+                                            itemName = item.DisplayName,
+                                            itemResult = registerCheckItem.Result
+                                        }).Take(2);
+
+            var entListDto = historicalItemResult.Select(s => new GetItemTwoHistoricalResultsDto
+            {
+                CheckDate = DataHelper.ConversionDateShortToString(s.checkDate),
+                ItemName = s.itemName,
+                ItemResult = s.itemResult
+            }).ToList();
+
+            return entListDto;
+        }
     }
 }