Index: sources/gui/qml/globals/Variables.qml
===================================================================
diff -u -r124c2e38e72a1a655d9d479c9c7a1cd8c5d5e6c4 -r538de4ab1639f715f7a1c8318041c72fc55244be
--- sources/gui/qml/globals/Variables.qml	(.../Variables.qml)	(revision 124c2e38e72a1a655d9d479c9c7a1cd8c5d5e6c4)
+++ sources/gui/qml/globals/Variables.qml	(.../Variables.qml)	(revision 538de4ab1639f715f7a1c8318041c72fc55244be)
@@ -6,8 +6,8 @@
  * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
  *
  * \file    Variables.qml
- * \author  (last)      Behrouz NematiPour
- * \date    (last)      18-Sep-2023
+ * \author  (last)      Dara Navaei
+ * \date    (last)      09-Jun-2025
  * \author  (original)  Behrouz NematiPour
  * \date    (original)  09-Oct-2019
  *
@@ -237,7 +237,7 @@
 
     // it is prefered to use the regExp instead of the RegExpValidator
     // otherwise an extra RegExpValidator object will always created here.
-    readonly property var regExp_PatientID: /[A-Za-z0-9]{1,20}/
+    readonly property var regExp_PatientID: /[A-Za-z0-9_\-\.]{1,20}/
 
 
     readonly property string preTreatmentStepLabelCreate            : qsTr("CREATE"   )