Index: sources/gui/qml/components/MainMenu.qml
===================================================================
diff -u -rcbf070d3a5b274700f8831ab50dd95986a533477 -r89be2d248cac3f748b704cd62408cf8911991039
--- sources/gui/qml/components/MainMenu.qml	(.../MainMenu.qml)	(revision cbf070d3a5b274700f8831ab50dd95986a533477)
+++ sources/gui/qml/components/MainMenu.qml	(.../MainMenu.qml)	(revision 89be2d248cac3f748b704cd62408cf8911991039)
@@ -34,6 +34,8 @@
     property int            highlightHeight : 10
     property bool           isMainMenu      : false
     property bool           isMainTreatment : false
+    property bool           isDiagnostics   : false
+
     readonly property int   currentScreen   : isMainTreatment ? _mainTreatmentModel.get(index).screen : 0
     property color          statusColor     : Colors.transparent
 
@@ -69,6 +71,12 @@
         ListElement {   text: qsTr("Settings")      ; visible: true   }
     }
 
+    ListModel { id: _diagnosticsModel
+        ListElement {   text: qsTr("Treatment Delivery & Blood Handling")   ; visible: true   }
+        ListElement {   text: qsTr("Dialysate Delivery")                    ; visible: true   }
+        ListElement {   text: qsTr("Filtration & Purification")             ; visible: true   }
+    }
+
     ListView { id: _listView
         property alias  index                   : _listView.currentIndex
 
@@ -77,6 +85,7 @@
         anchors.rightMargin                     : anchors.leftMargin
         model                                   : isMainMenu        ? _mainMenuModel        :
                                                   isMainTreatment   ? _mainTreatmentModel   :
+                                                  isDiagnostics     ? _diagnosticsModel     :
                                                                       null
         currentIndex                            : 0
         highlightFollowsCurrentItem             : true