From 91e0f0b7878cce8bd859d8cbd56a06685f3393c2 Mon Sep 17 00:00:00 2001
From: hang <872297557@qq.com>
Date: Fri, 7 Feb 2025 13:26:24 +0800
Subject: [PATCH] =?UTF-8?q?=E6=AF=8F=E4=B8=AA=E6=A3=80=E6=9F=A5=E5=8F=AA?=
 =?UTF-8?q?=E5=8F=96instance=E7=9A=84=E6=9C=80=E6=96=B0=E7=9A=84=E4=B8=80?=
 =?UTF-8?q?=E6=9D=A1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 IRaCIS.Core.Application/Service/Visit/PatientService.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/IRaCIS.Core.Application/Service/Visit/PatientService.cs b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
index 1d1319171..6acd04e72 100644
--- a/IRaCIS.Core.Application/Service/Visit/PatientService.cs
+++ b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
@@ -3159,7 +3159,8 @@ namespace IRaCIS.Application.Services
 
                 };
 
-                var latestInstanceList = await _scpInstanceRepository.Where(t => inCommand.StudyInstanceUIDList.Contains(t.StudyInstanceUid)).OrderByDescending(t => t.CreateTime).ToListAsync();
+                var latestInstanceList = await _scpInstanceRepository.Where(t => inCommand.StudyInstanceUIDList.Contains(t.StudyInstanceUid))
+                    .GroupBy(t => t.StudyInstanceUid).Select(g => g.OrderByDescending(t => t.CreateTime).FirstOrDefault()).ToListAsync();
 
                 var task = Task.Run(async () =>
                   {