diff --git a/src/forms/select/SelectFormWidget.cpp b/src/forms/select/SelectFormWidget.cpp
index c657488..7b4ce57 100644
--- a/src/forms/select/SelectFormWidget.cpp
+++ b/src/forms/select/SelectFormWidget.cpp
@@ -26,12 +26,16 @@ SelectFormWidget::SelectFormWidget(QWidget* parent)
 , mBtnAccount(new QToolButton(this))
 , mBtnWorklist(new QToolButton(this))
 , mBtnAdd(new QToolButton(this))
-, mBtnTurnOff(new QToolButton(this))
 , mBtnSelect(new QToolButton(this))
+, mBtnTurnOff(new QToolButton(this))
 , mPatTable(new SlideTableView(this))
 , mModel(nullptr)
 , patientDetailForm(new PatientDetailForm(this))
 {
+    //process expired patient list
+    QDate date = QDate::currentDate().addDays(-JsonObject::Instance()->getPatientListExpireDays());
+    SQLHelper::exec(QString("DELETE FROM Patient WHERE AddDate <= '%1'").arg(date.toString("yyyy-MM-dd")));
+
 	//init command bar
     auto layout = new QHBoxLayout();
 	ui->commandWidget->setLayout(layout);