Index: sources/gui/qml/pages/treatment/sections/TreatmentHDFComponent.qml
===================================================================
diff -u -r04892d957c8f85eba1dc0550c2c9b01eef86efe9 -rde738ed372de968283937468795bdf6318c52e5a
--- sources/gui/qml/pages/treatment/sections/TreatmentHDFComponent.qml	(.../TreatmentHDFComponent.qml)	(revision 04892d957c8f85eba1dc0550c2c9b01eef86efe9)
+++ sources/gui/qml/pages/treatment/sections/TreatmentHDFComponent.qml	(.../TreatmentHDFComponent.qml)	(revision de738ed372de968283937468795bdf6318c52e5a)
@@ -48,6 +48,7 @@
     readonly property int topTextFontSize           : 25
     readonly property int bottomTextFontSize        : 60
     readonly property real estimatedSubstitutionVal : vTreatmentHDF.requestedVolume
+    readonly property real prescribedSubstitutionVal: vTreatmentCreate.substitutionFluidVolume
     readonly property real substitutionRate         : vTreatmentHDF.currentRate
 
     readonly property real minimum      : vTreatmentRanges.substitutionVolumeMin
@@ -60,6 +61,7 @@
                                                 vTreatmentHDF.hdfState === TreatmentHDF.Paused    ? qsTr("Pause")    :
                                                 vTreatmentHDF.hdfState === TreatmentHDF.Complete  ? qsTr("Complete") : Variables.emptyEntry
 
+    readonly property bool volumeDeviation: estimatedSubstitutionVal < prescribedSubstitutionVal // LEAHI-PRS-816
 
     property color  statusColor             : Colors.transparent
 
@@ -91,6 +93,7 @@
                 leftAlign               : true
                 unitText                : Variables.unitVolume
                 bottomTextTopMargin     : Variables.defaultMargin
+                bottomTextColor         : _root.volumeDeviation ? Colors.pauseColor : Colors.textTextRectLabel
             }
 
             LabelValue { id: _substitutionRate
@@ -113,7 +116,7 @@
                 bottomTextTopMargin     : Variables.defaultMargin
             }
 
-            ProgressBar { id: _progressbar
+            ProgressBarEx { id: _progressbar
                 anchors {
                     verticalCenter  : parent.verticalCenter
                     right           : parent.right
@@ -122,8 +125,10 @@
                 height          : 20
                 decimal         : Variables.substitutionPrecision
                 minimum         : 0
-                maximum         : _root.estimatedSubstitutionVal.toFixed(Variables.substitutionPrecision)
+                maximum         : _root.prescribedSubstitutionVal.toFixed(Variables.substitutionPrecision)
                 value           : _root.substitutionValue.toFixed(Variables.substitutionPrecision)
+                valueEx         : _root.estimatedSubstitutionVal.toFixed(Variables.substitutionPrecision)
+
                 unitText        : Variables.unitVolume
                 color           : vTreatmentHDF.hdfState === TreatmentHDF.Paused ? Colors.pauseColor : Colors.progressBarUltrafiltration
                 bgColor         : Colors.heparinSectionHeader