diff --git a/IRaCIS.Core.Application/Service/Visit/PatientService.cs b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
index 7f57cba1f..df85cb38e 100644
--- a/IRaCIS.Core.Application/Service/Visit/PatientService.cs
+++ b/IRaCIS.Core.Application/Service/Visit/PatientService.cs
@@ -3013,7 +3013,7 @@ namespace IRaCIS.Application.Services
                 if (find.PacsSearchMaxDays != 0)
                 {
                     //0 天 + 前端不传递就是不限制
-                    inQuery.StudyDate = inQuery.StudyDate.IsNullOrEmpty() ? $"{DateTime.Now.AddDays(-(find.PacsSearchMaxDays - 1)).ToString("yyyyMMdd")}-{DateTime.Now.ToString("yyyyMMdd")}" : "";
+                    inQuery.StudyDate = inQuery.StudyDate.IsNullOrEmpty() ? $"{DateTime.Now.AddDays(-(find.PacsSearchMaxDays - 1)).ToString("yyyyMMdd")}-{DateTime.Now.ToString("yyyyMMdd")}" : inQuery.StudyDate;
 
                 }