Index: firmware/App/Modes/ModeTreatmentParams.c
===================================================================
diff -u -r09e6cf9de34acf18f6e1138bf56ac0edb4821186 -r65d0f3fed34c836640f502d80a8aeb4e10ddf5ac
--- firmware/App/Modes/ModeTreatmentParams.c	(.../ModeTreatmentParams.c)	(revision 09e6cf9de34acf18f6e1138bf56ac0edb4821186)
+++ firmware/App/Modes/ModeTreatmentParams.c	(.../ModeTreatmentParams.c)	(revision 65d0f3fed34c836640f502d80a8aeb4e10ddf5ac)
@@ -412,6 +412,9 @@
 
     if ( TRUE == accepted )
     {
+        // store the user set ultrafiltration volume in pre-treatment parameters setup, if it is validated, otherwise keep the initial 0.0
+        origTreatmentParams.uFVolume_L = uFVolumeL;
+
         U32 treatmentDuration = getTreatmentParameterU32( TREATMENT_PARAM_TREATMENT_DURATION );
 
         if ( treatmentDuration > 0 )
@@ -834,7 +837,36 @@
     return result;
 }
 
+/*********************************************************************//**
+ * @brief
+ * The getUltrafiltrationVolumeOriginal function gets the floating point value
+ * of the original set treatment parameter's ultrafiltration volume by user in
+ * Pre-Treatment mode.
+ * @details Inputs: none
+ * @details Outputs: origTreatmentParams.uFVolume_L
+ * @param none
+ * @return the original ultrafiltration volume value in liter
+ *************************************************************************/
+F32 getUltrafiltrationVolumeOriginal( void )
+{
+    return origTreatmentParams.uFVolume_L;
+}
 
+/*********************************************************************//**
+ * @brief
+ * The getUltrafiltrationRateOriginal function gets the floating point value
+ * of the original ultrafiltration rate calculated by the set treatment parameter's
+ * ultrafiltration volume and treatment duration by user in Pre-Treatment mode.
+ * @details Inputs: origTreatmentParams.uFVolume_L, origTreatmentParams.treatmentDuration_min
+ * @details Outputs: none
+ * @param none
+ * @return the original ultrafiltration rate value in mL/min
+ *************************************************************************/
+F32 getUltrafiltrationRateOriginal( void )
+{
+    return origTreatmentParams.uFVolume_L * ML_PER_LITER / origTreatmentParams.treatmentDuration_min;
+}
+
 /*************************************************************************
  *                       TEST SUPPORT FUNCTIONS
  *************************************************************************/